Campbell, Brett
Current rating: 1456
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1106 | Wade, Trevor (1500) | Won 2-0 | +181466 |
| 2sealed | 563 | Illenberg, Darrell (1518) | Won 2-1 | +191485 |
| 3sealed | 38 | Lindo, Aaron (1684) | Lost 0-2 | -141471 |
| 4sealed | 220 | Matthews, Eric (1520) | Lost 0-0 | -171454 |
| 5sealed | 274 | Allen, John (1543) | Won 2-0 | +191473 |
| 6sealed | 231 | Lewis, James (1501) | Lost 0-2 | -171456 |
| top | average opponent: 1544record: 3-3 | new rating: 1456 | ||
| Grand Prix Boston 2005 (extended) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 27 | Warren, Seth (1464) | Lost 1-2 | -181445 |
| 2extended | 257 | Trahan, Sean (1482) | Won 2-1 | +191464 |
| 3extended | 173 | Henry, Andre (1482) | Lost 0-2 | -181446 |
| 4extended | 289 | Grasso, Anthony (1482) | Won 2-1 | +191465 |
| 5extended | 205 | French, Nicholas (1498) | Lost 0-2 | -171448 |
| top | average opponent: 1482record: 2-3 | new rating: 1448 | ||
| Grand Prix New Jersey 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 31 | Hehlo, Zachary (1500) | Lost 0-2 | -181482 |
| 2block | 384 | Segalini, Antonio (1482) | Won 2-1 | +181500 |
| 3block | 195 | Lease, Mark (1500) | Lost 0-2 | -181482 |
| 4block | 310 | Reiss, Dillon (1482) | Won 2-0 | +181500 |
| 5block | 238 | Knutson, Mike (1499) | Lost 1-2 | -181482 |
| 6block | 325 | Garbowitz, Zack (1481) | Won 2-1 | +181500 |
| 7block | 216 | Brewington, Bruce (1508) | Lost 0-2 | -181482 |
| 8block | 221 | Giguere, Eric (1434) | Lost 0-2 | -191463 |
| top | average opponent: 1486record: 3-5 | new rating: 1463 | ||