McClellan, Mason
Current rating: 1484
| Grand Prix Toronto 2019 (modern) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 224 | Vallie, Josiah (1506) | Lost 1-2 | -181486 |
| 2modern | 409 | Grawbarger, Mason (1436) | Lost 1-2 | -191467 |
| 3modern | 623 | Ye, Stephen (1435) | Won 2-1 | +171484 |
| 4modern | 488 | Drudi, Luke (1481) | Won 2-1 | +181502 |
| 5modern | 375 | Mollicola, Salvatore (1499) | Lost 1-2 | -181484 |
| top | average opponent: 1471record: 2-3 | new rating: 1484 | ||
| Grand Prix Toronto 2018 (modern) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 98 | Clarke, Cole (1574) | Won 2-1 | +201519 |
| 2modern | 193 | Ovsec, Marc (1518) | Won 2-0 | +181537 |
| 3modern | 269 | Brooks, Zack (1466) | Won 2-1 | +171554 |
| 4modern | 8 | Traikov, Erik (1698) | Lost 1-2 | -161538 |
| 5modern | 147 | Bianchi, Alex (1626) | Lost 1-2 | -161522 |
| 6modern | 246 | Fayed, Andrew (1519) | Lost 1-2 | -181504 |
| top | average opponent: 1567record: 3-3 | new rating: 1504 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 397 | Joannic, Alexandre (1462) | Won 2-0 | +171517 |
| 2sealed | 327 | Lalonde, Christopher (1515) | Lost 0-2 | -181499 |
| 3sealed | 496 | Ouellet, Jonathan (1499) | Won 2-1 | +181517 |
| 4sealed | 313 | Cheung, Tom (1519) | Lost 0-2 | -181499 |
| 5sealed | 482 | Stein, Mathew (1507) | Won 2-0 | +181517 |
| 6sealed | 341 | Crowley, Kevin (1519) | Lost 0-2 | -181499 |
| top | average opponent: 1504record: 3-3 | new rating: 1499 | ||