Sanctioned Matchup Predictor
Robert Sultas vs Colin Gradwell
Past Head-to-Head Rubbers (3)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Colin Gradwell | def. | Robert Sultas | 6,-9,-8,6,5 | 2023 Far North Coast Invitational Teams Div 2 (2023-08-20) | +1 |
| Robert Sultas | def. | Colin Gradwell | 4,9,-8,6 | Northern Region Teams Invitational (2024-08-18) | +22 |
| Colin Gradwell | def. | Robert Sultas | 5,-5,4,-7,9 | 2025 Far North Coast Invitational Teams (2025-08-16) | +14 |