Mallin, Tom
Current rating: 1527
Record: 18-16-2
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1586 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 168 | Levchak, Tavis (1500) | Lost 1-2 | -201566 |
| 2legacy | 801 | Mallory, Rhane (1482) | Lost 0-2 | -191547 |
| 3legacy | 846 | Brott, Jordan (1465) | Lost 1-2 | -201527 |
| top | average opponent: 1482record: 0-3 | new rating: 1527 | ||
| Grand Prix Vancouver 2015 (modern) | starting rating: 1575 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 304 | Rieger, Matthew (1500) | Won 2-0 | +171592 |
| 2modern | 47 | McKenzie, Brendan (1512) | Lost 1-2 | -201572 |
| 3modern | 225 | McGrath, Luke (1407) | Won 2-0 | +151587 |
| 4modern | 189 | Ho, David (1588) | Lost 1-2 | -181569 |
| 5modern | 257 | Andronyk, Isaac (1497) | Won 2-1 | +171586 |
| 6modern | 148 | Sondergard, Eric (1517) | Won 2-0 | +171603 |
| 7modern | 199 | Painter, Jameson (1665) | Lost 1-2 | -171586 |
| top | average opponent: 1527record: 4-3 | new rating: 1586 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1471 | Seccareccia, Mark (1500) | Won 2-0 | +181542 |
| 2legacy | 1454 | Bona, Michael (1619) | Won 2-1 | +191561 |
| 3legacy | 1642 | Durham, Robert (1523) | Won 2-0 | +171578 |
| 4legacy | 1415 | Jacobson, Erik (1544) | Draw 1-1 | 01578 |
| 5legacy | 1477 | Baker, Jason (1468) | Draw 1-1 | -21576 |
| 6legacy | 1571 | Dyer, Derrick (1554) | Won 2-0 | +171593 |
| 7legacy | 1500 | Morun, Bogdan (1572) | Lost 0-2 | -181575 |
| top | average opponent: 1540record: 4-1-2 | new rating: 1575 | ||
| Grand Prix Toronto 2012 (modern) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 88 | Leeman, Lyle (1428) | Won 2-0 | +161547 |
| 2modern | 135 | Weltman, Kyle (1517) | Won 2-1 | +171564 |
| 3modern | 68 | Kainth, Vik (1536) | Won 2-0 | +181582 |
| 4modern | 102 | Hartman, Dan (1446) | Lost 1-2 | -211561 |
| 5modern | 163 | Painter, Jameson (1534) | Lost 0-2 | -181543 |
| 6modern | 260 | Damore, Mike (1499) | Lost 1-2 | -191524 |
| top | average opponent: 1493record: 3-3 | new rating: 1524 | ||
| Grand Prix Montreal 2011 (M12 limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 425 | Mills, Spencer (1500) | Lost 1-2 | -181446 |
| 2sealed | 515 | Fridman, Mitchell G (1463) | Won 2-0 | +191465 |
| 3sealed | 523 | Tay, Bruce (1502) | Won 2-0 | +181483 |
| 4sealed | 475 | Noorani, Farooq S (1542) | Won 2-0 | +191502 |
| 5sealed | 395 | Rowe, Jonathan (1719) | Lost 0-2 | -141488 |
| 6sealed | 477 | Mariani, Johnny (1518) | Won 2-1 | +191507 |
| 7sealed | 445 | Chang, Morgan (1510) | Won 2-0 | +181525 |
| 8sealed | 406 | Acosta, Luis M (1522) | Won 2-0 | +181543 |
| 9sealed | 395 | Maynard, Pascal (1881) | Lost 1-2 | -121531 |
| top | average opponent: 1573record: 6-3 | new rating: 1531 | ||
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 375 | Macneal, Keenan R (1500) | Won 2-1 | +181518 |
| 2sealed | 379 | Gauthier, Alain (1500) | Lost 0-2 | -181500 |
| 3sealed | 562 | Daye, Michael (1500) | Lost 1-2 | -181482 |
| 4sealed | 571 | Perez Jr., Raymond (1483) | Lost 1-2 | -181464 |
| top | average opponent: 1496record: 1-3 | new rating: 1464 | ||