McGee, David
Current rating: 1449
Record: 4-7
| Grand Prix Las Vegas 2019 (limited) (MH1 limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 374 | Langumas, Adonis (1532) | Won 2-1 | +191501 |
| 2sealed | 241 | Benke, Luke (1629) | Lost 0-2 | -161485 |
| 3sealed | 348 | Zhang, Emily (1508) | Lost 1-2 | -171468 |
| 4sealed | 1220 | Garza, Eric (1437) | Lost 0-2 | -191449 |
| average opponent: 1526record: 1-3 | new rating: 1449 | |||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 168 | Burrow, Brandon (1464) | Won 2-0 | +171517 |
| 2sealed | 111 | Nicklas, Matthew (1518) | Won 2-1 | +181535 |
| 3sealed | 82 | Smith, Kyle 1962 (1597) | Lost 0-2 | -171518 |
| 4sealed | 165 | Miller, Dillon (1482) | Lost 1-2 | -181500 |
| 5sealed | 293 | Fortuno, Nicholas (1505) | Won 2-0 | +181518 |
| 6sealed | 209 | Fatale, Alfred (1517) | Lost 1-2 | -181500 |
| 7sealed | 237 | Cracraft, Justen (1500) | Lost 1-2 | -181482 |
| average opponent: 1512record: 3-4 | new rating: 1482 | |||