Sanctioned Matchup Predictor
Steve Pongrac vs Koby Grace
Past Head-to-Head Rubbers (5)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Koby Grace | def. | Steve Pongrac | 3,6,10 | STTA 2026 Winter Pennants Week 4 (2026-03-25) | +4 |
| Koby Grace | def. | Steve Pongrac | -8,6,2,-9,5 | STTA 2025 Summer Pennants Week 3 (2025-09-17) | +25 |
| Koby Grace | def. | Steve Pongrac | 0,4,6 | STTA 2025 Summer Pennants Semi Finals (2025-11-26) | +7 |
| Koby Grace | def. | Steve Pongrac | 9,1,-8,7 | STTA 2026 Winter Pennants Week 1 (2026-03-04) | +14 |
| Koby Grace | def. | Steve Pongrac | STTA 2026 Winter Pennants Week 14 (2026-06-17) | +2 |