Sanctioned Matchup Predictor
Ken Deng vs David McCormick
Past Head-to-Head Rubbers (9)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| David McCormick | def. | Ken Deng | 9,9,9 | GDTTA Autumn Premier League Monday R5 (2024-05-13) | +7 |
| David McCormick | def. | Ken Deng | -9,5,-6,1,6 | GDTTA Autumn Premier League Monday R10 (2024-06-24) | +7 |
| Ken Deng | def. | David McCormick | 9,5,7 | GDTTA Winter Premier League Monday R7 (2024-08-19) | +9 |
| David McCormick | def. | Ken Deng | -5,7,9,14 | 2025 GDTTA Autumn Premier League R5 (2025-05-13) | +5 |
| Ken Deng | def. | David McCormick | -11,7,6,11 | GDTTA Winter Premier League Monday R2 (2024-07-15) | +11 |
| Ken Deng | def. | David McCormick | 6,6,4 | 2025 GDTTA Winter Premier League R1 (2025-07-08) | +8 |
| David McCormick | def. | Ken Deng | -8,-8,6,9,11 | 2025 GDTTA Winter Premier League R6 (2025-08-12) | +7 |
| David McCormick | def. | Ken Deng | -11,-10,13,11,10 | 2025 GDTTA Winter Premier League Finals (2025-09-16) | +4 |
| Ken Deng | def. | David McCormick | -8,6,9,6 | 2025 GDTTA Autumn Premier League R10 (2025-06-24) | +8 |