Campbell, Gavin
Current rating: 1673
Record: 20-12
| Grand Prix Las Vegas 2019 (limited) (MH1 limited) | starting rating: 1586 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 148 | Startup, Stephen (1536) | Won 2-0 | +171603 |
| 4sealed | 46 | Rodriguez Romo, Gustavo (1524) | Won 2-0 | +171620 |
| 5sealed | 55 | Turner, Cash (1933) | Lost 0-2 | -131607 |
| 6sealed | 171 | Garcia Rosas, Jose Daniel (1988) | Won 2-0 | +251632 |
| 7sealed | 63 | Zhang, Bolun (2176) | Won 2-0 | +271659 |
| 8sealed | 11 | Duke, Reid (2214) | Lost 0-2 | -91650 |
| 9sealed | 77 | Trueman, Matthew (1591) | Won 2-0 | +171667 |
| 10draft | 2038 | Johnson, Alex (1765) | Lost 0-2 | -161651 |
| 11draft | 2115 | Jones, Anders (1617) | Lost 0-2 | -191632 |
| 12draft | 2121 | Weihe, Sean (1706) | Lost 0-2 | -161616 |
| 13draft | 2093 | Fukuda, Yuuki (1526) | Won 2-1 | +161632 |
| 14draft | 2066 | Paul, Corey (1578) | Won 2-0 | +171649 |
| 15draft | 2076 | Garcia Rosas, Jose Daniel (1958) | Won 2-0 | +241673 |
| top | average opponent: 1778record: 8-5 | new rating: 1673 | ||
| Grand Prix Las Vegas 2018 (limited) (DOM limited) | starting rating: 1630 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 318 | Choi, Jihoon (1500) | Lost 1-2 | -201610 |
| 2sealed | 1342 | Gallen, Derek (1559) | Won 2-1 | +171627 |
| 3sealed | 561 | Kanellis, David (1496) | Lost 1-2 | -211606 |
| 4sealed | 1375 | Rolle, Christopher (1484) | Lost 1-2 | -201586 |
| top | average opponent: 1510record: 1-3 | new rating: 1586 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 378 | Stainbrook, Jacob (1500) | Won 2-0 | +181518 |
| 2sealed | 108 | Wright, Christopher (1555) | Won 2-1 | +191537 |
| 3sealed | 86 | Cohen, Zach (1602) | Lost 1-2 | -171520 |
| 4sealed | 519 | Ackerman, Nick (1523) | Won 2-1 | +181538 |
| 5sealed | 90 | Paddock, Timmy M (1594) | Won 2-1 | +191557 |
| 6sealed | 149 | Brown, David (1438) | Lost 1-2 | -201537 |
| 7sealed | 219 | Wright, Andrew (1465) | Won 2-0 | +161553 |
| 8sealed | 155 | Gotthardt, Ben (1518) | Won 2-0 | +181571 |
| 9sealed | 87 | Carson, Kyle (1576) | Won 2-0 | +181589 |
| 10draft | 41 | Bowman, Charles (1624) | Lost 1-2 | -171572 |
| 11draft | 74 | Daniel, Tracy (1586) | Won 2-1 | +181590 |
| 12draft | 87 | Cook, Anthony (1670) | Won 2-0 | +191609 |
| 13draft | 85 | Huang, Patrick (1623) | Lost 1-2 | -171592 |
| 14draft | 30 | Sormani, Reto (1727) | Won 2-0 | +201612 |
| 15draft | 33 | Anderson, Seth (1620) | Won 2-1 | +181630 |
| top | average opponent: 1575record: 11-4 | new rating: 1630 | ||