McDermott, Walker
Current rating: 1393
Record: 0-6
| Grand Prix Reno 2020 (THB limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 116 | Dennis, Cole (1403) | Lost 1-2 | -181428 |
| 2sealed | 174 | Drake, James [USA] (1439) | Lost 0-2 | -181410 |
| 3sealed | 291 | Roberts, Payton (1464) | Lost 1-2 | -171393 |
| average opponent: 1435record: 0-3 | new rating: 1393 | |||
| Grand Prix Portland 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 191 | Milechman, Daniel (1572) | Lost 0-2 | -171483 |
| 2modern | 719 | Knudson, John (1432) | Lost 1-2 | -191464 |
| 3modern | 865 | Bouwman, Mark (1464) | Lost 1-2 | -181446 |
| average opponent: 1489record: 0-3 | new rating: 1446 | |||