| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| Sep 20, 1988 | 3–12 | Athletics +9 | Athletics +0.5 | Regular Season | |
| Sep 20, 1988 | 10–11 | Mariners +1 | Royals +0.4 | Regular Season | |
| Sep 20, 1988 | 6–5 | Brewers +1 | Brewers +0.1 | Regular Season | |
| Sep 20, 1988 | 9–1 | Nationals +8 | Nationals +0.1 | Regular Season | |
| Sep 20, 1988 | 1–4 | Rangers +3 | Rangers +0.2 | Regular Season | |
| Sep 20, 1988 | 5–1 | Pirates +4 | Cardinals +0.3 | Regular Season | |
| Sep 20, 1988 | 7–4 | Giants +3 | Giants +0.8 | Regular Season | |
| Sep 20, 1988 | 1–7 | Yankees +6 | Yankees +1.3 | Regular Season | |
| Sep 20, 1988 | 13–2 | Red Sox +11 | Blue Jays +0.2 | Regular Season | |
| Sep 20, 1988 | 1–3 | Tigers +2 | Tigers +0.9 | Regular Season | |
| Sep 20, 1988 | 4–6 | Mets +2 | Mets +1.4 | Regular Season | |
| Sep 20, 1988 | 4–5 | Cubs +1 | Nationals +0.2 | Regular Season | |
| Sep 20, 1988 | 6–0 | Dodgers +6 | Dodgers +0.0 | Regular Season | |
| Sep 20, 1988 | 2–7 | Reds +5 | Reds +0.6 | Regular Season |