Sanctioned Matchup Predictor
Matt Sires vs Koby Grace
Past Head-to-Head Rubbers (5)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Koby Grace | def. | Matt Sires | -7,12,2,3 | STTA 2026 Winter Pennants Week 4 (2026-03-25) | 0 |
| Matt Sires | def. | Koby Grace | STTA 2026 Winter Pennants Week 11 (2026-05-27) | +38 | |
| Koby Grace | def. | Matt Sires | 8,-9,5,7 | STTA 2026 Winter Pennants Week 1 (2026-03-04) | +1 |
| Koby Grace | def. | Matt Sires | 3,6,5 | STTA 2026 Winter Pennants Week 7 (2026-04-29) | 0 |
| Koby Grace | def. | Matt Sires | STTA 2026 Winter Pennants Week 14 (2026-06-17) | +3 |