Latest appearance
The last game
Mariners
Blue JaysPerformance snapshot
The last 5, in focus
George Kirby's 2025 sample includes 5 recent appearances. Earned run average in that span: 5.48. The season benchmark is 4.44 across 27 recorded games.
Game by game
Recent performance
· Oct 20 at Toronto Blue JaysTap a game to inspect its stat line. Each bar represents one recorded appearance.
In context
Recent form
Per-game averages and combined rates
| Metric | Last 33 GP | Last 55 GP | Last 1010 GP | Season27 GP |
|---|---|---|---|---|
| Earned run average | 6.92 | 5.48 | 5.21 | 4.44 |
| Strikeouts | 4.3 | 6.2 | 6.1 | 5.9 |
| Walks plus hits per inning | 1.38 | 1.26 | 1.28 | 1.22 |
| Innings pitched | 4.3 | 4.6 | 4.8 | 5.3 |
| Strikeouts per nine innings | 9.0 | 12.1 | 11.4 | 9.9 |
Prop performance
George Kirby props
Pitcher Ks
Historical line 5.5Outs Recorded
Historical line 17.5Earned Runs
Historical line 2.5Browse all 5 markets
Seattle Mariners
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About these numbers
Profile stats come from recorded box scores for the selected season. Game Log shows actual appearances; Prop history shows settled sportsbook lines. Stats may cover fewer games than an official season total when source records are missing. No prior-season games are included in recent form. Percentages use combined numerators and denominators; unavailable values stay N/A. Pitching rates use recorded outs. Season totals include all recorded appearances in the season window, including postseason games when present. Historical hit rates are not win probabilities for an upcoming bet. Read our research methodology for how sportsbook lines and results are recorded.