Sanctioned Matchup Predictor
David McCormick vs Andrew Auff
Past Head-to-Head Rubbers (3)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Andrew Auff | def. | David McCormick | 7,7,-13,9 | 2026 GDTTA Premier League Spring Rnd 2 (2026-10-06) | +3 |
| Andrew Auff | def. | David McCormick | 5,6,7 | GDTTA Summer Pennant A Grade Round 5 (2022-02-21) | +3 |
| David McCormick | def. | Andrew Auff | 5,6,-6,-7,9 | GDTTA Summer Pennant A Grade Round 10 (2022-03-28) | +25 |