Sanctioned Matchup Predictor
David Starbuck vs Mark Walker
Past Head-to-Head Rubbers (8)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Mark Walker | def. | David Starbuck | 9,-6,-7,6,8 | 2023 BTTA Monday Evening Pennant Season1 Round 3 (2023-02-20) | +18 |
| Mark Walker | def. | David Starbuck | 9,8,6 | BTTA 2024 Season2 Rnd 3 (2024-04-29) | +6 |
| Mark Walker | def. | David Starbuck | 8,5,13 | BTTA 2024 Season2 Rnd 8 (2024-06-03) | +6 |
| David Starbuck | def. | Mark Walker | 7,8,-4,-7,-14,9,5 | BTTA 2024 Season1 Rnd 5 (2024-02-26) | +20 |
| Mark Walker | def. | David Starbuck | -11,5,9,10 | BTTA 2024 Season3 Rnd 5 (2024-09-09) | +7 |
| Mark Walker | def. | David Starbuck | 9,11,12 | BTTA 2025 Season2 Rnd 4 (2025-05-19) | +5 |
| Mark Walker | def. | David Starbuck | -6,5,2,-9,8 | BTTA 2025 Season2 Rnd 9 (2025-06-30) | +5 |
| Mark Walker | def. | David Starbuck | 8,2,7 | BTTA 2024 Season3 Rnd 12 (2024-11-18) | +6 |