@ Royals
135-116
@ Mariners
115-126
Playoffs
0-0
VS EXPECTED
Royals -1.8
Avg Runs
4.5-4.7
Most Recent Winner
Royals 8-6
Head-To-Head Margin (Max Last 150 Matches)
| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| May 24, 2026 | 6–8 | Kansas City Royals +2 | Seattle Mariners +0.2 | Regular | |
| May 23, 2026 | 0–5 | Kansas City Royals +5 | Seattle Mariners +0.3 | Regular | |
| May 22, 2026 | 2–0 | Seattle Mariners +2 | Seattle Mariners +0.2 | Regular | |
| May 3, 2026 | 4–1 | Kansas City Royals +3 | Seattle Mariners +0.6 | Regular | |
| May 2, 2026 | 3–2 | Kansas City Royals +1 | Seattle Mariners +0.7 | Regular | |
| May 1, 2026 | 7–6 | Kansas City Royals +1 | Seattle Mariners +0.8 | Regular | |
| Sep 18, 2025 | 2–0 | Seattle Mariners +2 | Seattle Mariners +0.2 | Regular | |
| Sep 17, 2025 | 5–7 | Kansas City Royals +2 | Seattle Mariners +0.3 | Regular | |
| Sep 16, 2025 | 12–5 | Seattle Mariners +7 | Seattle Mariners +0.2 | Regular | |
| Jul 3, 2025 | 3–2 | Kansas City Royals +1 | Seattle Mariners +0.7 | Regular | |
| Jul 2, 2025 | 2–3 | Seattle Mariners +1 | Seattle Mariners +0.7 | Regular | |
| Jul 1, 2025 | 6–3 | Kansas City Royals +3 | Seattle Mariners +0.8 | Regular | |
| Jun 30, 2025 | 2–6 | Seattle Mariners +4 | Seattle Mariners +0.7 | Regular | |
| Jun 9, 2024 | 6–5 | Seattle Mariners +1 | Seattle Mariners +0.4 | Regular | |
| Jun 8, 2024 | 4–8 | Kansas City Royals +4 | Seattle Mariners +0.5 | Regular | |
| Jun 7, 2024 | 9–10 | Kansas City Royals +1 | Seattle Mariners +0.5 | Regular | |
| May 15, 2024 | 2–4 | Seattle Mariners +2 | Seattle Mariners +1.1 | Regular | |
| May 14, 2024 | 4–2 | Kansas City Royals +2 | Seattle Mariners +1.2 | Regular | |
| May 13, 2024 | 2–6 | Seattle Mariners +4 | Seattle Mariners +1.1 | Regular | |
| Aug 27, 2023 | 2–3 | Seattle Mariners +1 | Seattle Mariners +1.7 | Regular | |
| Aug 26, 2023 | 2–15 | Seattle Mariners +13 | Seattle Mariners +1.7 | Regular | |
| Aug 25, 2023 | 5–7 | Seattle Mariners +2 | Seattle Mariners +1.7 | Regular | |
| Aug 17, 2023 | 6–4 | Seattle Mariners +2 | Seattle Mariners +1.0 | Regular | |
| Aug 16, 2023 | 6–5 | Seattle Mariners +1 | Seattle Mariners +1.0 | Regular | |
| Aug 15, 2023 | 10–8 | Seattle Mariners +2 | Seattle Mariners +1.0 | Regular | |
| Aug 14, 2023 | 6–7 | Kansas City Royals +1 | Seattle Mariners +1.0 | Regular | |
| Sep 25, 2022 | 12–13 | Kansas City Royals +1 | Seattle Mariners +0.7 | Regular | |
| Sep 24, 2022 | 6–5 | Seattle Mariners +1 | Seattle Mariners +0.7 | Regular | |
| Sep 23, 2022 | 1–5 | Kansas City Royals +4 | Seattle Mariners +0.8 | Regular | |
| Apr 24, 2022 | 4–5 | Seattle Mariners +1 | Seattle Mariners +1.0 | Regular | |
| Apr 23, 2022 | 7–13 | Seattle Mariners +6 | Seattle Mariners +0.9 | Regular | |
| Apr 22, 2022 | 1–4 | Seattle Mariners +3 | Seattle Mariners +0.9 | Regular | |
| Sep 19, 2021 | 7–1 | Seattle Mariners +6 | Seattle Mariners +0.4 | Regular | |
| Sep 18, 2021 | 1–8 | Kansas City Royals +7 | Seattle Mariners +0.4 | Regular | |
| Sep 17, 2021 | 6–2 | Seattle Mariners +4 | Seattle Mariners +0.4 | Regular | |
| Aug 29, 2021 | 3–4 | Seattle Mariners +1 | Seattle Mariners +0.8 | Regular | |
| Aug 28, 2021 | 4–2 | Kansas City Royals +2 | Seattle Mariners +0.9 | Regular | |
| Aug 27, 2021 | 8–7 | Kansas City Royals +1 | Seattle Mariners +0.9 | Regular | |
| Aug 26, 2021 | 6–4 | Kansas City Royals +2 | Seattle Mariners +0.9 | Regular | |
| Jun 19, 2019 | 2–8 | Seattle Mariners +6 | Seattle Mariners +0.9 | Regular | |
| Jun 18, 2019 | 9–0 | Kansas City Royals +9 | Seattle Mariners +0.9 | Regular | |
| Jun 17, 2019 | 6–4 | Kansas City Royals +2 | Seattle Mariners +1.0 | Regular | |
| Apr 11, 2019 | 7–6 | Seattle Mariners +1 | Seattle Mariners +0.8 | Regular | |
| Apr 10, 2019 | 6–5 | Seattle Mariners +1 | Seattle Mariners +0.8 | Regular | |
| Apr 9, 2019 | 6–3 | Seattle Mariners +3 | Seattle Mariners +0.7 | Regular | |
| Apr 8, 2019 | 13–5 | Seattle Mariners +8 | Seattle Mariners +0.7 | Regular | |
| Jul 1, 2018 | 0–1 | Seattle Mariners +1 | Seattle Mariners +1.1 | Regular | |
| Jun 30, 2018 | 4–6 | Seattle Mariners +2 | Seattle Mariners +1.1 | Regular | |
| Jun 29, 2018 | 1–4 | Seattle Mariners +3 | Seattle Mariners +1.0 | Regular | |
| Apr 11, 2018 | 4–2 | Seattle Mariners +2 | Kansas City Royals +0.2 | Regular | |
| Apr 10, 2018 | 8–3 | Seattle Mariners +5 | Kansas City Royals +0.3 | Regular | |
| Apr 9, 2018 | 0–10 | Kansas City Royals +10 | Kansas City Royals +0.2 | Regular | |
| Aug 6, 2017 | 8–7 | Seattle Mariners +1 | Kansas City Royals +0.4 | Regular | |
| Aug 6, 2017 | 1–9 | Kansas City Royals +8 | Kansas City Royals +0.3 | Regular | |
| Aug 4, 2017 | 5–2 | Seattle Mariners +3 | Kansas City Royals +0.4 | Regular | |
| Aug 3, 2017 | 4–6 | Kansas City Royals +2 | Kansas City Royals +0.4 | Regular | |
| Jul 5, 2017 | 9–6 | Kansas City Royals +3 | Kansas City Royals +0.0 | Regular | |
| Jul 4, 2017 | 7–3 | Kansas City Royals +4 | Seattle Mariners +0.0 | Regular | |
| Jul 3, 2017 | 3–1 | Kansas City Royals +2 | Seattle Mariners +0.1 | Regular | |
| Jul 10, 2016 | 8–5 | Seattle Mariners +3 | Kansas City Royals +0.8 | Regular | |
| Jul 9, 2016 | 3–5 | Kansas City Royals +2 | Kansas City Royals +0.7 | Regular | |
| Jul 8, 2016 | 3–2 | Seattle Mariners +1 | Kansas City Royals +0.8 | Regular | |
| Jul 7, 2016 | 3–4 | Kansas City Royals +1 | Kansas City Royals +0.8 | Regular | |
| May 1, 2016 | 4–1 | Kansas City Royals +3 | Kansas City Royals +0.3 | Regular | |
| Apr 30, 2016 | 0–6 | Seattle Mariners +6 | Kansas City Royals +0.4 | Regular | |
| Apr 29, 2016 | 0–1 | Seattle Mariners +1 | Kansas City Royals +0.4 | Regular | |
| Sep 24, 2015 | 4–10 | Kansas City Royals +6 | Kansas City Royals +0.8 | Regular | |
| Sep 23, 2015 | 3–4 | Kansas City Royals +1 | Kansas City Royals +0.7 | Regular | |
| Sep 22, 2015 | 11–2 | Seattle Mariners +9 | Kansas City Royals +0.8 | Regular | |
| Jun 24, 2015 | 8–2 | Kansas City Royals +6 | Kansas City Royals +0.3 | Regular | |
| Jun 23, 2015 | 0–7 | Seattle Mariners +7 | Kansas City Royals +0.4 | Regular | |
| Jun 22, 2015 | 4–1 | Kansas City Royals +3 | Kansas City Royals +0.3 | Regular | |
| Jun 22, 2014 | 2–1 | Seattle Mariners +1 | Kansas City Royals +0.5 | Regular | |
| Jun 21, 2014 | 2–1 | Seattle Mariners +1 | Kansas City Royals +0.5 | Regular | |
| Jun 20, 2014 | 7–5 | Seattle Mariners +2 | Kansas City Royals +0.6 | Regular | |
| May 11, 2014 | 9–7 | Kansas City Royals +2 | Seattle Mariners +0.0 | Regular | |
| May 10, 2014 | 1–3 | Seattle Mariners +2 | Kansas City Royals +0.0 | Regular | |
| May 9, 2014 | 6–1 | Kansas City Royals +5 | Seattle Mariners +0.0 | Regular | |
| May 8, 2014 | 0–1 | Seattle Mariners +1 | Kansas City Royals +0.0 | Regular | |
| Sep 25, 2013 | 0–6 | Seattle Mariners +6 | Kansas City Royals +0.2 | Regular | |
| Sep 24, 2013 | 0–4 | Seattle Mariners +4 | Kansas City Royals +0.3 | Regular | |
| Sep 23, 2013 | 6–5 | Kansas City Royals +1 | Kansas City Royals +0.2 | Regular | |
| Sep 5, 2013 | 6–7 | Kansas City Royals +1 | Kansas City Royals +0.5 | Regular | |
| Sep 4, 2013 | 6–4 | Seattle Mariners +2 | Kansas City Royals +0.5 | Regular | |
| Sep 3, 2013 | 3–4 | Kansas City Royals +1 | Kansas City Royals +0.5 | Regular | |
| Sep 2, 2013 | 1–3 | Kansas City Royals +2 | Kansas City Royals +0.4 | Regular | |
| Jul 29, 2012 | 6–7 | Seattle Mariners +1 | Seattle Mariners +0.4 | Regular | |
| Jul 28, 2012 | 3–4 | Seattle Mariners +1 | Seattle Mariners +0.3 | Regular | |
| Jul 27, 2012 | 1–6 | Seattle Mariners +5 | Seattle Mariners +0.3 | Regular | |
| Jul 26, 2012 | 1–4 | Seattle Mariners +3 | Seattle Mariners +0.3 | Regular | |
| Jul 19, 2012 | 6–1 | Seattle Mariners +5 | Kansas City Royals +0.3 | Regular | |
| Jul 18, 2012 | 7–8 | Kansas City Royals +1 | Kansas City Royals +0.3 | Regular | |
| Jul 17, 2012 | 9–6 | Seattle Mariners +3 | Kansas City Royals +0.3 | Regular | |
| Jul 16, 2012 | 9–4 | Seattle Mariners +5 | Kansas City Royals +0.4 | Regular | |
| Sep 11, 2011 | 2–1 | Kansas City Royals +1 | Seattle Mariners +0.3 | Regular | |
| Sep 10, 2011 | 4–2 | Kansas City Royals +2 | Seattle Mariners +0.3 | Regular | |
| Sep 9, 2011 | 3–7 | Seattle Mariners +4 | Seattle Mariners +0.3 | Regular | |
| Sep 8, 2011 | 1–4 | Seattle Mariners +3 | Seattle Mariners +0.3 | Regular | |
| Apr 17, 2011 | 3–2 | Seattle Mariners +1 | Kansas City Royals +0.4 | Regular | |
| Apr 16, 2011 | 0–7 | Kansas City Royals +7 | Kansas City Royals +0.4 | Regular | |
| Apr 15, 2011 | 5–6 | Kansas City Royals +1 | Kansas City Royals +0.4 | Regular | |
| Apr 14, 2011 | 1–5 | Kansas City Royals +4 | Kansas City Royals +0.3 | Regular | |
| Aug 8, 2010 | 2–3 | Seattle Mariners +1 | Seattle Mariners +0.3 | Regular | |
| Aug 7, 2010 | 2–1 | Kansas City Royals +1 | Seattle Mariners +0.4 | Regular | |
| Aug 6, 2010 | 1–7 | Seattle Mariners +6 | Seattle Mariners +0.3 | Regular | |
| Jul 7, 2010 | 7–3 | Kansas City Royals +4 | Seattle Mariners +0.4 | Regular | |
| Jul 6, 2010 | 3–2 | Kansas City Royals +1 | Seattle Mariners +0.4 | Regular | |
| Jul 5, 2010 | 6–4 | Kansas City Royals +2 | Seattle Mariners +0.5 | Regular | |
| Apr 28, 2010 | 6–5 | Seattle Mariners +1 | Seattle Mariners +0.3 | Regular | |
| Apr 27, 2010 | 3–2 | Seattle Mariners +1 | Seattle Mariners +0.2 | Regular | |
| Apr 26, 2010 | 1–3 | Kansas City Royals +2 | Seattle Mariners +0.3 | Regular | |
| Aug 30, 2009 | 3–0 | Kansas City Royals +3 | Seattle Mariners +0.8 | Regular | |
| Aug 29, 2009 | 4–8 | Seattle Mariners +4 | Seattle Mariners +0.8 | Regular | |
| Aug 28, 2009 | 3–6 | Seattle Mariners +3 | Seattle Mariners +0.8 | Regular | |
| Aug 27, 2009 | 8–4 | Kansas City Royals +4 | Seattle Mariners +0.8 | Regular | |
| Aug 6, 2009 | 2–8 | Kansas City Royals +6 | Seattle Mariners +0.3 | Regular | |
| Aug 5, 2009 | 11–6 | Seattle Mariners +5 | Seattle Mariners +0.2 | Regular | |
| Aug 4, 2009 | 7–6 | Seattle Mariners +1 | Seattle Mariners +0.2 | Regular | |
| May 7, 2009 | 1–3 | Kansas City Royals +2 | Kansas City Royals +0.4 | Regular | |
| May 6, 2009 | 1–9 | Kansas City Royals +8 | Kansas City Royals +0.4 | Regular | |
| Sep 18, 2008 | 0–12 | Kansas City Royals +12 | Kansas City Royals +0.2 | Regular | |
| Sep 17, 2008 | 2–5 | Kansas City Royals +3 | Kansas City Royals +0.2 | Regular | |
| Sep 16, 2008 | 3–6 | Kansas City Royals +3 | Kansas City Royals +0.1 | Regular | |
| Sep 15, 2008 | 0–3 | Kansas City Royals +3 | Kansas City Royals +0.1 | Regular | |
| Jul 13, 2008 | 4–3 | Seattle Mariners +1 | Kansas City Royals +0.0 | Regular | |
| Jul 12, 2008 | 4–5 | Kansas City Royals +1 | Seattle Mariners +0.0 | Regular | |
| Jul 11, 2008 | 1–3 | Kansas City Royals +2 | Seattle Mariners +0.1 | Regular | |
| Apr 15, 2008 | 6–11 | Seattle Mariners +5 | Seattle Mariners +0.8 | Regular | |
| Apr 14, 2008 | 5–1 | Kansas City Royals +4 | Seattle Mariners +0.8 | Regular | |
| Jul 4, 2007 | 4–0 | Seattle Mariners +4 | Seattle Mariners +0.4 | Regular | |
| Jul 3, 2007 | 3–17 | Kansas City Royals +14 | Seattle Mariners +0.5 | Regular | |
| Jul 2, 2007 | 2–3 | Kansas City Royals +1 | Seattle Mariners +0.5 | Regular | |
| May 27, 2007 | 7–4 | Seattle Mariners +3 | Seattle Mariners +0.4 | Regular | |
| May 26, 2007 | 9–1 | Seattle Mariners +8 | Seattle Mariners +0.4 | Regular | |
| May 25, 2007 | 10–2 | Seattle Mariners +8 | Seattle Mariners +0.4 | Regular | |
| Apr 29, 2007 | 1–5 | Seattle Mariners +4 | Seattle Mariners +0.9 | Regular | |
| Apr 28, 2007 | 8–3 | Kansas City Royals +5 | Seattle Mariners +0.9 | Regular | |
| Apr 27, 2007 | 4–7 | Seattle Mariners +3 | Seattle Mariners +0.9 | Regular | |
| Sep 17, 2006 | 10–5 | Seattle Mariners +5 | Seattle Mariners +0.3 | Regular | |
| Sep 16, 2006 | 4–7 | Kansas City Royals +3 | Seattle Mariners +0.3 | Regular | |
| Sep 15, 2006 | 11–8 | Seattle Mariners +3 | Seattle Mariners +0.3 | Regular | |
| Sep 14, 2006 | 8–10 | Kansas City Royals +2 | Seattle Mariners +0.3 | Regular | |
| Jun 5, 2006 | 1–4 | Seattle Mariners +3 | Seattle Mariners +0.9 | Regular | |
| Jun 4, 2006 | 9–4 | Kansas City Royals +5 | Seattle Mariners +1.0 | Regular | |
| Jun 3, 2006 | 1–12 | Seattle Mariners +11 | Seattle Mariners +1.0 | Regular | |
| Jun 2, 2006 | 0–4 | Seattle Mariners +4 | Seattle Mariners +0.9 | Regular | |
| Aug 17, 2005 | 5–11 | Seattle Mariners +6 | Seattle Mariners +1.0 | Regular | |
| Aug 16, 2005 | 3–4 | Seattle Mariners +1 | Seattle Mariners +0.9 | Regular | |
| Aug 15, 2005 | 3–11 | Seattle Mariners +8 | Seattle Mariners +0.9 | Regular | |
| Jul 6, 2005 | 1–5 | Kansas City Royals +4 | Seattle Mariners +0.4 | Regular | |
| Jul 5, 2005 | 6–8 | Kansas City Royals +2 | Seattle Mariners +0.4 | Regular | |
| Jul 4, 2005 | 6–0 | Seattle Mariners +6 | Seattle Mariners +0.4 | Regular | |
| Apr 14, 2005 | 10–2 | Seattle Mariners +8 | Seattle Mariners +0.4 | Regular | |
| Apr 13, 2005 | 2–1 | Seattle Mariners +1 | Seattle Mariners +0.3 | Regular | |
| Apr 11, 2005 | 8–2 | Seattle Mariners +6 | Seattle Mariners +0.3 | Regular | |
| Aug 29, 2004 | 4–5 | Seattle Mariners +1 | Seattle Mariners +0.8 | Regular | |
| Aug 28, 2004 | 7–9 | Seattle Mariners +2 | Seattle Mariners +0.8 | Regular | |
| Aug 28, 2004 | 3–5 | Seattle Mariners +2 | Seattle Mariners +0.8 | Regular | |
| Aug 27, 2004 | 5–7 | Seattle Mariners +2 | Seattle Mariners +0.8 | Regular | |
| Aug 26, 2004 | 7–3 | Kansas City Royals +4 | Seattle Mariners +0.8 | Regular | |
| Aug 18, 2004 | 2–3 | Kansas City Royals +1 | Seattle Mariners +0.4 | Regular | |
| Aug 17, 2004 | 16–3 | Seattle Mariners +13 | Seattle Mariners +0.4 | Regular | |
| Jul 20, 2003 | 5–7 | Kansas City Royals +2 | Seattle Mariners +0.8 | Regular | |
| Jul 19, 2003 | 1–5 | Kansas City Royals +4 | Seattle Mariners +0.8 | Regular | |
| Jul 18, 2003 | 6–3 | Seattle Mariners +3 | Seattle Mariners +0.8 | Regular | |
| Jul 17, 2003 | 1–7 | Kansas City Royals +6 | Seattle Mariners +0.8 | Regular | |
| May 28, 2003 | 5–2 | Seattle Mariners +3 | Seattle Mariners +1.0 | Regular | |
| May 27, 2003 | 15–7 | Seattle Mariners +8 | Seattle Mariners +1.0 | Regular | |
| May 22, 2003 | 1–5 | Seattle Mariners +4 | Seattle Mariners +1.5 | Regular | |
| May 21, 2003 | 14–5 | Kansas City Royals +9 | Seattle Mariners +1.6 | Regular | |
| May 20, 2003 | 4–7 | Seattle Mariners +3 | Seattle Mariners +1.5 | Regular | |
| Sep 8, 2002 | 16–9 | Seattle Mariners +7 | Seattle Mariners +1.2 | Regular | |
| Sep 7, 2002 | 9–2 | Seattle Mariners +7 | Seattle Mariners +1.1 | Regular | |
| Sep 6, 2002 | 14–7 | Seattle Mariners +7 | Seattle Mariners +1.1 | Regular | |
| Sep 1, 2002 | 4–9 | Seattle Mariners +5 | Seattle Mariners +1.6 | Regular | |
| Aug 31, 2002 | 4–2 | Kansas City Royals +2 | Seattle Mariners +1.7 | Regular | |
| Aug 30, 2002 | 5–1 | Kansas City Royals +4 | Seattle Mariners +1.7 | Regular | |
| Jul 3, 2002 | 0–3 | Seattle Mariners +3 | Seattle Mariners +1.7 | Regular | |
| Jul 2, 2002 | 7–5 | Kansas City Royals +2 | Seattle Mariners +1.8 | Regular | |
| Jul 1, 2002 | 0–7 | Seattle Mariners +7 | Seattle Mariners +1.7 | Regular | |
| Jul 26, 2001 | 0–4 | Seattle Mariners +4 | Seattle Mariners +1.6 | Regular | |
| Jul 25, 2001 | 5–1 | Kansas City Royals +4 | Seattle Mariners +1.6 | Regular | |
| Jul 24, 2001 | 6–1 | Kansas City Royals +5 | Seattle Mariners +1.6 | Regular | |
| Jul 19, 2001 | 3–6 | Kansas City Royals +3 | Seattle Mariners +1.0 | Regular | |
| Jul 18, 2001 | 2–0 | Seattle Mariners +2 | Seattle Mariners +1.0 | Regular | |
| May 28, 2001 | 13–3 | Seattle Mariners +10 | Seattle Mariners +0.9 | Regular | |
| May 27, 2001 | 5–4 | Seattle Mariners +1 | Seattle Mariners +0.9 | Regular | |
| May 26, 2001 | 7–2 | Seattle Mariners +5 | Seattle Mariners +0.8 | Regular | |
| May 25, 2001 | 9–6 | Seattle Mariners +3 | Seattle Mariners +0.8 | Regular | |
| Sep 13, 2000 | 1–2 | Seattle Mariners +1 | Seattle Mariners +0.8 | Regular | |
| Sep 12, 2000 | 3–11 | Seattle Mariners +8 | Seattle Mariners +0.8 | Regular | |
| Sep 11, 2000 | 6–3 | Kansas City Royals +3 | Seattle Mariners +0.9 | Regular | |
| Jun 14, 2000 | 4–5 | Kansas City Royals +1 | Seattle Mariners +0.3 | Regular | |
| Jun 13, 2000 | 7–0 | Seattle Mariners +7 | Seattle Mariners +0.2 | Regular | |
| Jun 12, 2000 | 5–3 | Seattle Mariners +2 | Seattle Mariners +0.2 | Regular | |
| Apr 30, 2000 | 3–6 | Kansas City Royals +3 | Seattle Mariners +0.4 | Regular | |
| Apr 29, 2000 | 11–3 | Seattle Mariners +8 | Seattle Mariners +0.3 | Regular | |
| Apr 28, 2000 | 5–8 | Kansas City Royals +3 | Seattle Mariners +0.4 | Regular | |
| Apr 23, 2000 | 5–8 | Seattle Mariners +3 | Seattle Mariners +0.9 | Regular | |
| Apr 22, 2000 | 2–4 | Seattle Mariners +2 | Seattle Mariners +0.9 | Regular | |
| Apr 21, 2000 | 2–10 | Seattle Mariners +8 | Seattle Mariners +0.8 | Regular | |
| Sep 22, 1999 | 12–6 | Kansas City Royals +6 | Seattle Mariners +0.9 | Regular | |
| Sep 21, 1999 | 3–13 | Seattle Mariners +10 | Seattle Mariners +0.9 | Regular | |
| Sep 20, 1999 | 10–9 | Kansas City Royals +1 | Seattle Mariners +0.9 | Regular | |
| Jul 29, 1999 | 8–4 | Seattle Mariners +4 | Seattle Mariners +0.1 | Regular | |
| Jul 28, 1999 | 3–5 | Kansas City Royals +2 | Seattle Mariners +0.2 | Regular | |
| Jul 27, 1999 | 7–9 | Kansas City Royals +2 | Seattle Mariners +0.2 | Regular | |
| May 23, 1999 | 4–5 | Kansas City Royals +1 | Seattle Mariners +0.1 | Regular | |
| May 22, 1999 | 7–4 | Seattle Mariners +3 | Seattle Mariners +0.0 | Regular | |
| May 21, 1999 | 5–2 | Seattle Mariners +3 | Kansas City Royals +0.0 | Regular | |
| May 16, 1999 | 1–5 | Seattle Mariners +4 | Seattle Mariners +0.4 | Regular | |
| May 15, 1999 | 11–10 | Kansas City Royals +1 | Seattle Mariners +0.5 | Regular | |
| May 14, 1999 | 12–7 | Kansas City Royals +5 | Seattle Mariners +0.5 | Regular | |
| Sep 12, 1998 | 2–5 | Kansas City Royals +3 | Seattle Mariners +0.1 | Regular | |
| Sep 11, 1998 | 6–3 | Seattle Mariners +3 | Seattle Mariners +0.1 | Regular | |
| Sep 11, 1998 | 5–8 | Kansas City Royals +3 | Seattle Mariners +0.1 | Regular | |
| Jul 19, 1998 | 4–1 | Kansas City Royals +3 | Seattle Mariners +0.7 | Regular | |
| Jul 18, 1998 | 5–8 | Seattle Mariners +3 | Seattle Mariners +0.7 | Regular | |
| Jul 17, 1998 | 5–18 | Seattle Mariners +13 | Seattle Mariners +0.6 | Regular | |
| Apr 28, 1998 | 5–1 | Seattle Mariners +4 | Seattle Mariners +0.4 | Regular | |
| Apr 22, 1998 | 5–11 | Seattle Mariners +6 | Seattle Mariners +0.9 | Regular | |
| Apr 21, 1998 | 5–3 | Kansas City Royals +2 | Seattle Mariners +0.9 | Regular | |
| Apr 20, 1998 | 7–8 | Seattle Mariners +1 | Seattle Mariners +0.9 | Regular | |
| Sep 9, 1997 | 4–3 | Seattle Mariners +1 | Seattle Mariners +0.5 | Regular | |
| Sep 8, 1997 | 2–9 | Kansas City Royals +7 | Seattle Mariners +0.5 | Regular | |
| Jul 20, 1997 | 4–5 | Seattle Mariners +1 | Seattle Mariners +0.9 | Regular | |
| Jul 19, 1997 | 9–6 | Kansas City Royals +3 | Seattle Mariners +0.9 | Regular | |
| Jul 18, 1997 | 4–5 | Seattle Mariners +1 | Seattle Mariners +0.9 | Regular | |
| May 25, 1997 | 3–4 | Kansas City Royals +1 | Seattle Mariners +0.1 | Regular | |
| May 24, 1997 | 5–11 | Kansas City Royals +6 | Seattle Mariners +0.2 | Regular | |
| May 23, 1997 | 8–4 | Seattle Mariners +4 | Seattle Mariners +0.1 | Regular | |
| Apr 23, 1997 | 12–10 | Kansas City Royals +2 | Seattle Mariners +0.7 | Regular | |
| Apr 22, 1997 | 2–7 | Seattle Mariners +5 | Seattle Mariners +0.6 | Regular | |
| Apr 21, 1997 | 5–6 | Seattle Mariners +1 | Seattle Mariners +0.6 | Regular | |
| Sep 12, 1996 | 8–5 | Seattle Mariners +3 | Seattle Mariners +0.0 | Regular | |
| Sep 11, 1996 | 2–4 | Kansas City Royals +2 | Seattle Mariners +0.1 | Regular | |
| Sep 10, 1996 | 2–4 | Kansas City Royals +2 | Seattle Mariners +0.1 | Regular | |
| Aug 14, 1996 | 3–1 | Kansas City Royals +2 | Seattle Mariners +0.4 | Regular | |
| Aug 13, 1996 | 5–9 | Seattle Mariners +4 | Seattle Mariners +0.4 | Regular | |
| Aug 12, 1996 | 10–4 | Kansas City Royals +6 | Seattle Mariners +0.4 | Regular | |
| Jun 9, 1996 | 3–2 | Seattle Mariners +1 | Seattle Mariners +0.0 | Regular | |
| Jun 8, 1996 | 8–12 | Kansas City Royals +4 | Seattle Mariners +0.1 | Regular | |
| Jun 7, 1996 | 5–9 | Kansas City Royals +4 | Seattle Mariners +0.1 | Regular | |
| May 12, 1996 | 5–8 | Seattle Mariners +3 | Seattle Mariners +0.4 | Regular | |
| May 11, 1996 | 1–11 | Seattle Mariners +10 | Seattle Mariners +0.4 | Regular | |
| May 10, 1996 | 14–10 | Kansas City Royals +4 | Seattle Mariners +0.4 | Regular | |
| Sep 10, 1995 | 4–5 | Seattle Mariners +1 | Seattle Mariners +0.1 | Regular | |
| Sep 9, 1995 | 2–6 | Seattle Mariners +4 | Seattle Mariners +0.0 | Regular | |
| Sep 8, 1995 | 1–4 | Seattle Mariners +3 | Kansas City Royals +0.0 | Regular | |
| Aug 13, 1995 | 3–6 | Kansas City Royals +3 | Kansas City Royals +0.4 | Regular | |
| Aug 12, 1995 | 2–7 | Kansas City Royals +5 | Kansas City Royals +0.4 | Regular | |
| Aug 11, 1995 | 2–1 | Seattle Mariners +1 | Kansas City Royals +0.4 | Regular | |
| Jun 14, 1995 | 2–1 | Kansas City Royals +1 | Kansas City Royals +0.2 | Regular | |
| Jun 13, 1995 | 3–1 | Kansas City Royals +2 | Kansas City Royals +0.1 | Regular | |
| Jun 12, 1995 | 10–9 | Kansas City Royals +1 | Kansas City Royals +0.1 | Regular | |
| May 18, 1995 | 2–3 | Kansas City Royals +1 | Kansas City Royals +0.5 | Regular | |
| May 17, 1995 | 4–0 | Seattle Mariners +4 | Kansas City Royals +0.6 | Regular | |
| May 16, 1995 | 2–4 | Kansas City Royals +2 | Kansas City Royals +0.5 | Regular | |
| Aug 7, 1994 | 10–6 | Seattle Mariners +4 | Kansas City Royals +0.9 | Regular | |
| Aug 6, 1994 | 11–2 | Seattle Mariners +9 | Kansas City Royals +0.9 | Regular | |
| Aug 5, 1994 | 0–8 | Kansas City Royals +8 | Kansas City Royals +0.9 | Regular | |
| Jun 19, 1994 | 9–12 | Kansas City Royals +3 | Kansas City Royals +0.5 | Regular | |
| Jun 18, 1994 | 3–1 | Seattle Mariners +2 | Kansas City Royals +0.5 | Regular | |
| Jun 17, 1994 | 5–1 | Seattle Mariners +4 | Kansas City Royals +0.6 | Regular | |
| Jun 16, 1994 | 1–4 | Kansas City Royals +3 | Kansas City Royals +0.5 | Regular | |
| May 18, 1994 | 7–6 | Kansas City Royals +1 | Kansas City Royals +0.1 | Regular | |
| May 17, 1994 | 4–0 | Kansas City Royals +4 | Kansas City Royals +0.0 | Regular | |
| May 16, 1994 | 6–4 | Kansas City Royals +2 | Seattle Mariners +0.0 | Regular | |
| Sep 19, 1993 | 1–4 | Seattle Mariners +3 | Seattle Mariners +0.0 | Regular | |
| Sep 18, 1993 | 1–0 | Kansas City Royals +1 | Seattle Mariners +0.1 | Regular | |
| Sep 17, 1993 | 6–3 | Kansas City Royals +3 | Seattle Mariners +0.1 | Regular | |
| Sep 16, 1993 | 1–14 | Seattle Mariners +13 | Seattle Mariners +0.1 | Regular | |
| Aug 11, 1993 | 4–3 | Seattle Mariners +1 | Kansas City Royals +0.5 | Regular | |
| Aug 10, 1993 | 1–4 | Kansas City Royals +3 | Kansas City Royals +0.5 | Regular | |
| Aug 9, 1993 | 6–7 | Kansas City Royals +1 | Kansas City Royals +0.5 | Regular | |
| Jun 16, 1993 | 5–1 | Kansas City Royals +4 | Kansas City Royals +0.1 | Regular | |
| Jun 15, 1993 | 1–6 | Seattle Mariners +5 | Kansas City Royals +0.1 | Regular | |
| Jun 14, 1993 | 3–6 | Seattle Mariners +3 | Kansas City Royals +0.2 | Regular | |
| May 23, 1993 | 10–7 | Seattle Mariners +3 | Kansas City Royals +0.5 | Regular | |
| May 22, 1993 | 1–4 | Kansas City Royals +3 | Kansas City Royals +0.5 | Regular | |
| May 21, 1993 | 1–2 | Kansas City Royals +1 | Kansas City Royals +0.4 | Regular | |
| Sep 24, 1992 | 0–2 | Kansas City Royals +2 | Kansas City Royals +0.6 | Regular | |
| Sep 23, 1992 | 6–1 | Seattle Mariners +5 | Kansas City Royals +0.6 | Regular | |
| Sep 22, 1992 | 0–3 | Kansas City Royals +3 | Kansas City Royals +0.6 | Regular | |
| Sep 21, 1992 | 0–3 | Kansas City Royals +3 | Kansas City Royals +0.6 | Regular | |
| Aug 12, 1992 | 3–6 | Seattle Mariners +3 | Kansas City Royals +0.1 | Regular | |
| Aug 11, 1992 | 9–6 | Kansas City Royals +3 | Kansas City Royals +0.1 | Regular | |
| Aug 10, 1992 | 1–3 | Seattle Mariners +2 | Kansas City Royals +0.1 | Regular | |
| Jun 7, 1992 | 1–4 | Kansas City Royals +3 | Kansas City Royals +0.3 | Regular | |
| Jun 6, 1992 | 3–4 | Kansas City Royals +1 | Kansas City Royals +0.3 | Regular | |
| Jun 5, 1992 | 4–6 | Kansas City Royals +2 | Kansas City Royals +0.3 | Regular | |
| Apr 12, 1992 | 1–2 | Seattle Mariners +1 | Seattle Mariners +0.2 | Regular | |
| Apr 11, 1992 | 0–1 | Seattle Mariners +1 | Seattle Mariners +0.1 | Regular | |
| Apr 10, 1992 | 3–9 | Seattle Mariners +6 | Seattle Mariners +0.1 | Regular | |
| Sep 22, 1991 | 2–1 | Kansas City Royals +1 | Seattle Mariners +0.1 | Regular | |
| Sep 21, 1991 | 1–4 | Seattle Mariners +3 | Seattle Mariners +0.1 | Regular | |
| Sep 20, 1991 | 3–0 | Kansas City Royals +3 | Seattle Mariners +0.1 | Regular | |
| Sep 19, 1991 | 5–10 | Seattle Mariners +5 | Seattle Mariners +0.1 | Regular | |
| Sep 15, 1991 | 14–7 | Seattle Mariners +7 | Kansas City Royals +0.4 | Regular | |
| Sep 14, 1991 | 4–3 | Seattle Mariners +1 | Kansas City Royals +0.5 | Regular | |
| Sep 13, 1991 | 2–3 | Kansas City Royals +1 | Kansas City Royals +0.4 | Regular | |
| May 29, 1991 | 0–8 | Seattle Mariners +8 | Seattle Mariners +0.1 | Regular | |
| May 28, 1991 | 6–5 | Kansas City Royals +1 | Seattle Mariners +0.1 | Regular | |
| May 27, 1991 | 6–3 | Kansas City Royals +3 | Seattle Mariners +0.2 | Regular | |
| May 22, 1991 | 1–3 | Kansas City Royals +2 | Kansas City Royals +0.1 | Regular | |
| May 21, 1991 | 3–4 | Kansas City Royals +1 | Kansas City Royals +0.1 | Regular | |
| May 20, 1991 | 8–6 | Seattle Mariners +2 | Kansas City Royals +0.2 | Regular | |
| Sep 2, 1990 | 8–0 | Kansas City Royals +8 | Kansas City Royals +0.2 | Regular | |
| Sep 1, 1990 | 0–3 | Seattle Mariners +3 | Kansas City Royals +0.3 | Regular | |
| Aug 31, 1990 | 2–5 | Seattle Mariners +3 | Kansas City Royals +0.3 | Regular | |
| Aug 26, 1990 | 2–8 | Kansas City Royals +6 | Kansas City Royals +0.7 | Regular | |
| Aug 25, 1990 | 6–3 | Seattle Mariners +3 | Kansas City Royals +0.8 | Regular | |
| Aug 24, 1990 | 3–4 | Kansas City Royals +1 | Kansas City Royals +0.7 | Regular | |
| Aug 23, 1990 | 1–4 | Kansas City Royals +3 | Kansas City Royals +0.7 | Regular | |
| Jun 28, 1990 | 4–6 | Seattle Mariners +2 | Kansas City Royals +0.1 | Regular | |
| Jun 27, 1990 | 2–3 | Seattle Mariners +1 | Kansas City Royals +0.2 | Regular | |
| Jun 26, 1990 | 4–1 | Kansas City Royals +3 | Kansas City Royals +0.1 | Regular | |
| Jun 20, 1990 | 3–2 | Seattle Mariners +1 | Kansas City Royals +0.7 | Regular | |
| Jun 19, 1990 | 1–2 | Kansas City Royals +1 | Kansas City Royals +0.6 | Regular | |
| Jun 18, 1990 | 2–6 | Kansas City Royals +4 | Kansas City Royals +0.6 | Regular | |
| Sep 24, 1989 | 1–4 | Kansas City Royals +3 | Kansas City Royals +1.0 | Regular | |
| Sep 23, 1989 | 8–0 | Seattle Mariners +8 | Kansas City Royals +1.0 | Regular | |
| Sep 22, 1989 | 2–0 | Seattle Mariners +2 | Kansas City Royals +1.1 | Regular | |
| Sep 22, 1989 | 2–9 | Kansas City Royals +7 | Kansas City Royals +1.0 | Regular | |
| Aug 20, 1989 | 5–4 | Kansas City Royals +1 | Kansas City Royals +0.4 | Regular | |
| Aug 19, 1989 | 13–5 | Kansas City Royals +8 | Kansas City Royals +0.4 | Regular | |
| Aug 18, 1989 | 3–1 | Kansas City Royals +2 | Kansas City Royals +0.4 | Regular | |
| Aug 17, 1989 | 4–2 | Kansas City Royals +2 | Kansas City Royals +0.3 | Regular | |
| Jun 28, 1989 | 7–12 | Kansas City Royals +5 | Kansas City Royals +0.9 | Regular | |
| Jun 27, 1989 | 8–0 | Seattle Mariners +8 | Kansas City Royals +0.9 | Regular | |
| Jun 7, 1989 | 9–6 | Kansas City Royals +3 | Kansas City Royals +0.4 | Regular | |
| Jun 6, 1989 | 2–5 | Seattle Mariners +3 | Kansas City Royals +0.4 | Regular | |
| Jun 5, 1989 | 5–3 | Kansas City Royals +2 | Kansas City Royals +0.4 | Regular | |
| Sep 27, 1988 | 10–3 | Seattle Mariners +7 | Kansas City Royals +0.9 | Regular | |
| Sep 26, 1988 | 0–5 | Kansas City Royals +5 | Kansas City Royals +0.9 | Regular | |
| Sep 21, 1988 | 5–4 | Kansas City Royals +1 | Kansas City Royals +0.4 | Regular | |
| Sep 20, 1988 | 10–11 | Seattle Mariners +1 | Kansas City Royals +0.4 | Regular | |
| Sep 19, 1988 | 0–4 | Seattle Mariners +4 | Kansas City Royals +0.4 | Regular | |
| Jun 26, 1988 | 0–8 | Seattle Mariners +8 | Kansas City Royals +0.4 | Regular | |
| Jun 25, 1988 | 7–3 | Kansas City Royals +4 | Kansas City Royals +0.4 | Regular | |
| Jun 24, 1988 | 0–7 | Seattle Mariners +7 | Kansas City Royals +0.4 | Regular | |
| Jun 5, 1988 | 3–7 | Kansas City Royals +4 | Kansas City Royals +0.6 | Regular | |
| Jun 4, 1988 | 3–4 | Kansas City Royals +1 | Kansas City Royals +0.6 | Regular | |
| Jun 3, 1988 | 1–3 | Kansas City Royals +2 | Kansas City Royals +0.5 | Regular | |
| Jun 2, 1988 | 0–3 | Kansas City Royals +3 | Kansas City Royals +0.5 | Regular | |
| Sep 30, 1987 | 3–7 | Kansas City Royals +4 | Kansas City Royals +0.6 | Regular | |
| Sep 29, 1987 | 3–6 | Kansas City Royals +3 | Kansas City Royals +0.6 | Regular | |
| Sep 28, 1987 | 5–1 | Seattle Mariners +4 | Kansas City Royals +0.6 | Regular | |
| Sep 23, 1987 | 9–0 | Kansas City Royals +9 | Kansas City Royals +0.2 | Regular | |
| Sep 22, 1987 | 4–3 | Kansas City Royals +1 | Kansas City Royals +0.1 | Regular | |
| Sep 21, 1987 | 1–5 | Seattle Mariners +4 | Kansas City Royals +0.2 | Regular | |
| Jun 28, 1987 | 3–8 | Kansas City Royals +5 | Kansas City Royals +0.6 | Regular | |
| Jun 27, 1987 | 0–6 | Kansas City Royals +6 | Kansas City Royals +0.6 | Regular | |
| Jun 26, 1987 | 5–1 | Seattle Mariners +4 | Kansas City Royals +0.6 | Regular | |
| Jun 7, 1987 | 9–1 | Kansas City Royals +8 | Kansas City Royals +0.3 | Regular | |
| Jun 6, 1987 | 5–2 | Kansas City Royals +3 | Kansas City Royals +0.2 | Regular | |
| Jun 5, 1987 | 2–7 | Seattle Mariners +5 | Kansas City Royals +0.3 | Regular | |
| Jun 4, 1987 | 6–1 | Kansas City Royals +5 | Kansas City Royals +0.2 | Regular | |
| Sep 21, 1986 | 8–1 | Kansas City Royals +7 | Kansas City Royals +0.1 | Regular | |
| Sep 20, 1986 | 0–3 | Seattle Mariners +3 | Kansas City Royals +0.2 | Regular | |
| Sep 19, 1986 | 5–6 | Seattle Mariners +1 | Kansas City Royals +0.2 | Regular | |
| Sep 14, 1986 | 3–10 | Kansas City Royals +7 | Kansas City Royals +0.7 | Regular | |
| Sep 13, 1986 | 4–5 | Kansas City Royals +1 | Kansas City Royals +0.6 | Regular | |
| Sep 12, 1986 | 4–2 | Seattle Mariners +2 | Kansas City Royals +0.7 | Regular | |
| Sep 11, 1986 | 6–7 | Kansas City Royals +1 | Kansas City Royals +0.7 | Regular | |
| Jul 2, 1986 | 3–5 | Seattle Mariners +2 | Kansas City Royals +0.4 | Regular | |
| Jul 1, 1986 | 5–8 | Seattle Mariners +3 | Kansas City Royals +0.4 | Regular | |
| Jun 30, 1986 | 2–3 | Seattle Mariners +1 | Kansas City Royals +0.4 | Regular | |
| Jun 11, 1986 | 12–2 | Seattle Mariners +10 | Kansas City Royals +1.1 | Regular | |
| Jun 10, 1986 | 5–9 | Kansas City Royals +4 | Kansas City Royals +1.0 | Regular | |
| Jun 9, 1986 | 5–3 | Seattle Mariners +2 | Kansas City Royals +1.1 | Regular | |
| Sep 26, 1985 | 5–2 | Kansas City Royals +3 | Kansas City Royals +0.4 | Regular | |
| Sep 25, 1985 | 5–4 | Kansas City Royals +1 | Kansas City Royals +0.4 | Regular | |
| Sep 24, 1985 | 2–5 | Seattle Mariners +3 | Kansas City Royals +0.4 | Regular | |
| Sep 19, 1985 | 6–4 | Seattle Mariners +2 | Kansas City Royals +0.9 | Regular | |
| Sep 18, 1985 | 6–0 | Seattle Mariners +6 | Kansas City Royals +0.9 | Regular | |
| Sep 17, 1985 | 7–0 | Seattle Mariners +7 | Kansas City Royals +1.0 | Regular | |
| Sep 16, 1985 | 5–1 | Seattle Mariners +4 | Kansas City Royals +1.0 | Regular | |
| Jun 23, 1985 | 8–2 | Seattle Mariners +6 | Kansas City Royals +0.8 | Regular | |
| Jun 22, 1985 | 2–1 | Seattle Mariners +1 | Kansas City Royals +0.8 | Regular | |
| Jun 16, 1985 | 1–2 | Seattle Mariners +1 | Kansas City Royals +0.3 | Regular | |
| Jun 15, 1985 | 1–2 | Seattle Mariners +1 | Kansas City Royals +0.4 | Regular | |
| Jun 14, 1985 | 5–13 | Seattle Mariners +8 | Kansas City Royals +0.4 | Regular | |
| Jun 13, 1985 | 4–3 | Kansas City Royals +1 | Kansas City Royals +0.4 | Regular | |
| Sep 16, 1984 | 4–2 | Kansas City Royals +2 | Kansas City Royals +0.4 | Regular | |
| Sep 15, 1984 | 8–5 | Kansas City Royals +3 | Kansas City Royals +0.4 | Regular | |
| Sep 14, 1984 | 1–2 | Seattle Mariners +1 | Kansas City Royals +0.4 | Regular | |
| Sep 9, 1984 | 5–6 | Kansas City Royals +1 | Kansas City Royals +0.9 | Regular | |
| Sep 8, 1984 | 4–5 | Kansas City Royals +1 | Kansas City Royals +0.9 | Regular | |
| Sep 7, 1984 | 4–5 | Kansas City Royals +1 | Kansas City Royals +0.9 | Regular | |
| Jun 14, 1984 | 1–4 | Seattle Mariners +3 | Kansas City Royals +0.4 | Regular | |
| Jun 13, 1984 | 6–4 | Kansas City Royals +2 | Kansas City Royals +0.3 | Regular | |
| Jun 12, 1984 | 2–3 | Seattle Mariners +1 | Kansas City Royals +0.4 | Regular | |
| Jun 7, 1984 | 8–9 | Kansas City Royals +1 | Kansas City Royals +0.8 | Regular | |
| Jun 6, 1984 | 2–5 | Kansas City Royals +3 | Kansas City Royals +0.8 | Regular | |
| Jun 5, 1984 | 3–4 | Kansas City Royals +1 | Kansas City Royals +0.8 | Regular | |
| Jun 4, 1984 | 7–1 | Seattle Mariners +6 | Kansas City Royals +0.8 | Regular | |
| Sep 29, 1983 | 4–5 | Seattle Mariners +1 | Kansas City Royals +0.5 | Regular | |
| Sep 28, 1983 | 11–8 | Kansas City Royals +3 | Kansas City Royals +0.5 | Regular | |
| Sep 27, 1983 | 0–4 | Seattle Mariners +4 | Kansas City Royals +0.5 | Regular | |
| Sep 26, 1983 | 6–2 | Kansas City Royals +4 | Kansas City Royals +0.5 | Regular | |
| Sep 7, 1983 | 2–3 | Kansas City Royals +1 | Kansas City Royals +0.9 | Regular | |
| Sep 6, 1983 | 3–1 | Seattle Mariners +2 | Kansas City Royals +0.9 | Regular | |
| Sep 5, 1983 | 13–6 | Seattle Mariners +7 | Kansas City Royals +1.0 | Regular | |
| Jun 19, 1983 | 2–4 | Kansas City Royals +2 | Kansas City Royals +1.0 | Regular | |
| Jun 18, 1983 | 5–6 | Kansas City Royals +1 | Kansas City Royals +1.0 | Regular | |
| Jun 17, 1983 | 1–3 | Kansas City Royals +2 | Kansas City Royals +0.9 | Regular | |
| Jun 12, 1983 | 1–8 | Seattle Mariners +7 | Kansas City Royals +0.5 | Regular | |
| Jun 11, 1983 | 4–1 | Kansas City Royals +3 | Kansas City Royals +0.5 | Regular | |
| Jun 10, 1983 | 2–0 | Kansas City Royals +2 | Kansas City Royals +0.5 | Regular | |
| Sep 16, 1982 | 4–2 | Seattle Mariners +2 | Kansas City Royals +1.2 | Regular | |
| Sep 15, 1982 | 4–5 | Kansas City Royals +1 | Kansas City Royals +1.2 | Regular | |
| Sep 14, 1982 | 2–5 | Kansas City Royals +3 | Kansas City Royals +1.2 | Regular | |
| Sep 13, 1982 | 0–8 | Kansas City Royals +8 | Kansas City Royals +1.1 | Regular | |
| Sep 8, 1982 | 6–2 | Kansas City Royals +4 | Kansas City Royals +0.6 | Regular | |
| Sep 7, 1982 | 2–5 | Seattle Mariners +3 | Kansas City Royals +0.7 | Regular | |
| Sep 6, 1982 | 2–6 | Seattle Mariners +4 | Kansas City Royals +0.7 | Regular | |
| Jun 20, 1982 | 7–5 | Kansas City Royals +2 | Kansas City Royals +0.5 | Regular | |
| Jun 19, 1982 | 3–10 | Seattle Mariners +7 | Kansas City Royals +0.5 | Regular | |
| Jun 18, 1982 | 4–1 | Kansas City Royals +3 | Kansas City Royals +0.5 | Regular | |
| Jun 13, 1982 | 7–1 | Seattle Mariners +6 | Kansas City Royals +1.1 | Regular | |
| Jun 12, 1982 | 3–2 | Seattle Mariners +1 | Kansas City Royals +1.1 | Regular | |
| Jun 11, 1982 | 2–3 | Kansas City Royals +1 | Kansas City Royals +1.1 | Regular | |
| Sep 27, 1981 | 3–15 | Kansas City Royals +12 | Kansas City Royals +1.3 | Regular | |
| Sep 26, 1981 | 4–2 | Seattle Mariners +2 | Kansas City Royals +1.3 | Regular | |
| Sep 25, 1981 | 8–3 | Seattle Mariners +5 | Kansas City Royals +1.4 | Regular | |
| Sep 20, 1981 | 2–3 | Seattle Mariners +1 | Kansas City Royals +0.9 | Regular | |
| Sep 19, 1981 | 1–4 | Seattle Mariners +3 | Kansas City Royals +1.0 | Regular | |
| Sep 18, 1981 | 8–3 | Kansas City Royals +5 | Kansas City Royals +0.9 | Regular | |
| Jun 3, 1981 | 9–12 | Kansas City Royals +3 | Kansas City Royals +1.4 | Regular | |
| Jun 2, 1981 | 4–3 | Seattle Mariners +1 | Kansas City Royals +1.4 | Regular | |
| Jun 1, 1981 | 2–3 | Kansas City Royals +1 | Kansas City Royals +1.4 | Regular | |
| May 27, 1981 | 8–5 | Kansas City Royals +3 | Kansas City Royals +0.9 | Regular | |
| May 26, 1981 | 5–4 | Kansas City Royals +1 | Kansas City Royals +0.9 | Regular | |
| May 25, 1981 | 1–7 | Seattle Mariners +6 | Kansas City Royals +0.9 | Regular | |
| May 25, 1981 | 2–5 | Seattle Mariners +3 | Kansas City Royals +0.9 | Regular | |
| Oct 2, 1980 | 2–6 | Kansas City Royals +4 | Kansas City Royals +1.6 | Regular | |
| Oct 1, 1980 | 1–4 | Kansas City Royals +3 | Kansas City Royals +1.6 | Regular | |
| Sep 30, 1980 | 5–7 | Kansas City Royals +2 | Kansas City Royals +1.6 | Regular | |
| Sep 24, 1980 | 2–4 | Seattle Mariners +2 | Kansas City Royals +1.1 | Regular | |
| Sep 23, 1980 | 3–7 | Seattle Mariners +4 | Kansas City Royals +1.3 | Regular | |
| Sep 22, 1980 | 4–5 | Seattle Mariners +1 | Kansas City Royals +1.4 | Regular | |
| Jul 6, 1980 | 5–3 | Seattle Mariners +2 | Kansas City Royals +1.4 | Regular | |
| Jul 5, 1980 | 4–5 | Kansas City Royals +1 | Kansas City Royals +1.3 | Regular | |
| Jul 4, 1980 | 3–5 | Kansas City Royals +2 | Kansas City Royals +1.3 | Regular | |
| Jul 3, 1980 | 13–2 | Seattle Mariners +11 | Kansas City Royals +1.4 | Regular | |
| Jun 29, 1980 | 2–7 | Seattle Mariners +5 | Kansas City Royals +0.9 | Regular | |
| Jun 28, 1980 | 4–2 | Kansas City Royals +2 | Kansas City Royals +0.9 | Regular | |
| Jun 27, 1980 | 2–1 | Kansas City Royals +1 | Kansas City Royals +0.8 | Regular | |
| Sep 16, 1979 | 6–3 | Seattle Mariners +3 | Kansas City Royals +1.4 | Regular | |
| Sep 15, 1979 | 4–5 | Kansas City Royals +1 | Kansas City Royals +1.3 | Regular | |
| Sep 14, 1979 | 7–5 | Seattle Mariners +2 | Kansas City Royals +1.4 | Regular | |
| Sep 9, 1979 | 3–1 | Kansas City Royals +2 | Kansas City Royals +0.9 | Regular | |
| Sep 8, 1979 | 2–4 | Seattle Mariners +2 | Kansas City Royals +0.9 | Regular | |
| Sep 7, 1979 | 6–2 | Kansas City Royals +4 | Kansas City Royals +0.9 | Regular | |
| May 24, 1979 | 4–5 | Kansas City Royals +1 | Kansas City Royals +1.5 | Regular | |
| May 22, 1979 | 12–11 | Seattle Mariners +1 | Kansas City Royals +1.5 | Regular | |
| May 21, 1979 | 12–7 | Seattle Mariners +5 | Kansas City Royals +1.6 | Regular | |
| May 16, 1979 | 4–3 | Kansas City Royals +1 | Kansas City Royals +1.0 | Regular | |
| May 15, 1979 | 2–6 | Seattle Mariners +4 | Kansas City Royals +1.0 | Regular | |
| May 15, 1979 | 7–4 | Kansas City Royals +3 | Kansas City Royals +1.0 | Regular | |
| May 14, 1979 | 1–0 | Kansas City Royals +1 | Kansas City Royals +1.0 | Regular | |
| Sep 27, 1978 | 4–2 | Seattle Mariners +2 | Kansas City Royals +1.6 | Regular | |
| Sep 26, 1978 | 1–4 | Kansas City Royals +3 | Kansas City Royals +1.6 | Regular | |
| Sep 25, 1978 | 2–7 | Kansas City Royals +5 | Kansas City Royals +1.6 | Regular | |
| Sep 19, 1978 | 9–8 | Kansas City Royals +1 | Kansas City Royals +1.0 | Regular | |
| Sep 18, 1978 | 7–6 | Kansas City Royals +1 | Kansas City Royals +1.0 | Regular | |
| Jul 27, 1978 | 1–3 | Kansas City Royals +2 | Kansas City Royals +1.6 | Regular | |
| Jul 26, 1978 | 3–12 | Kansas City Royals +9 | Kansas City Royals +1.6 | Regular | |
| Jun 1, 1978 | 0–10 | Kansas City Royals +10 | Kansas City Royals +1.5 | Regular | |
| May 31, 1978 | 3–8 | Kansas City Royals +5 | Kansas City Royals +1.5 | Regular | |
| May 29, 1978 | 2–8 | Kansas City Royals +6 | Kansas City Royals +1.5 | Regular | |
| May 25, 1978 | 9–4 | Kansas City Royals +5 | Kansas City Royals +0.9 | Regular | |
| May 24, 1978 | 6–5 | Kansas City Royals +1 | Kansas City Royals +0.9 | Regular | |
| May 23, 1978 | 5–3 | Kansas City Royals +2 | Kansas City Royals +0.9 | Regular | |
| May 23, 1978 | 3–4 | Seattle Mariners +1 | Kansas City Royals +0.9 | Regular | |
| May 22, 1978 | 1–10 | Seattle Mariners +9 | Kansas City Royals +0.9 | Regular | |
| Sep 18, 1977 | 3–8 | Kansas City Royals +5 | Kansas City Royals +1.5 | Regular | |
| Sep 17, 1977 | 5–7 | Kansas City Royals +2 | Kansas City Royals +1.4 | Regular | |
| Sep 16, 1977 | 4–1 | Seattle Mariners +3 | Kansas City Royals +1.5 | Regular | |
| Sep 8, 1977 | 7–2 | Kansas City Royals +5 | Kansas City Royals +0.8 | Regular | |
| Sep 7, 1977 | 10–7 | Kansas City Royals +3 | Kansas City Royals +0.8 | Regular | |
| Sep 6, 1977 | 10–0 | Kansas City Royals +10 | Kansas City Royals +0.8 | Regular | |
| Sep 5, 1977 | 8–4 | Kansas City Royals +4 | Kansas City Royals +0.7 | Regular | |
| Jun 23, 1977 | 8–6 | Seattle Mariners +2 | Kansas City Royals +0.5 | Regular | |
| Jun 22, 1977 | 3–4 | Kansas City Royals +1 | Kansas City Royals +0.5 | Regular | |
| Jun 21, 1977 | 3–13 | Kansas City Royals +10 | Kansas City Royals +0.4 | Regular | |
| Jun 20, 1977 | 4–2 | Seattle Mariners +2 | Kansas City Royals +0.5 | Regular | |
| Apr 24, 1977 | 16–1 | Kansas City Royals +15 | Kansas City Royals +0.1 | Regular | |
| Apr 24, 1977 | 2–4 | Seattle Mariners +2 | Kansas City Royals +0.2 | Regular | |
| Apr 23, 1977 | 8–6 | Kansas City Royals +2 | Kansas City Royals +0.1 | Regular | |
| Apr 22, 1977 | 6–5 | Kansas City Royals +1 | Kansas City Royals +0.1 | Regular |