McDonald, Brandon
Current rating: 1533
| Grand Prix Tampa 2009 (ZEN limited) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 186 | Paulk, Michael C (1518) | Lost 0-2 | -191555 |
| 3sealed | 282 | Korenfeld, Alexander (1500) | Won 2-1 | +171572 |
| 4sealed | 137 | Bahnaman, Stephen (1495) | Lost 1-2 | -201552 |
| 5sealed | 257 | Griffith, Cole (1480) | Lost 1-2 | -191533 |
| top | average opponent: 1498record: 1-3 | new rating: 1533 | ||
| Grand Prix Daytona Beach 2007 (LRW limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 51 | Scungio, Roger (1508) | Draw 1-1 | 01502 |
| 2sealed | 156 | Han, Randy (1499) | Lost 0-2 | -181484 |
| 3sealed | 236 | Rollins, Danial (1482) | Won 2-0 | +181502 |
| 4sealed | 217 | Panter, William G (1504) | Won 2-0 | +181520 |
| 5sealed | 158 | Lopez, Michael [DOM] (1520) | Won 2-0 | +181538 |
| 6sealed | 98 | Kilgore, Jesse (1520) | Won 2-0 | +181556 |
| 7sealed | 64 | Martin, Josh S (1556) | Won 2-1 | +181574 |
| 8sealed | 37 | Edelkamp, Erik (1574) | Won 2-0 | +181592 |
| 9sealed | 23 | Anderson, Ben J (1597) | Lost 0-2 | -181574 |
| top | average opponent: 1529record: 6-2-1 | new rating: 1574 | ||
| Grand Prix Orlando 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 56 | Farina, Michael (1464) | Lost 0-2 | -191481 |
| 2block | 196 | Harris, William (1443) | Won 2-0 | +181499 |
| 3block | 141 | Spletter, Daniel (1500) | Won 2-1 | +181517 |
| 4block | 138 | Brischso, Chris (1517) | Lost 0-2 | -181499 |
| 5block | 129 | Larson, Matt (1678) | Won 2-0 | +211520 |
| 6block | 124 | Andrews, Matt [USA] (1518) | Lost 0-2 | -181502 |
| top | average opponent: 1520record: 3-3 | new rating: 1502 | ||