Foster, Konner
Current rating: 1399
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1416 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 629 | Tovar, Uriel (1500) | Lost 0-2 | -171399 |
| top | record: 0-1 | new rating: 1399 | ||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 116 | Padilla, Alberto (1463) | Lost 0-2 | -171411 |
| 2standard | 654 | Crosthwaite, Richard (1428) | Lost 0-2 | -181393 |
| 3standard | 789 | Naff-Rhymer, Charlie (1465) | Won 2-1 | +191412 |
| 4standard | 606 | Kirk, Dakota (1484) | Won 2-0 | +201432 |
| 5standard | 526 | Balzer, Clayton (1540) | Lost 0-2 | -161416 |
| top | average opponent: 1476record: 2-3 | new rating: 1416 | ||
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 10 | Cunningham, Andrew (1557) | Lost 0-2 | -171483 |
| 2block | 309 | Taran, Nicole (1482) | Lost 0-2 | -181465 |
| 3block | 387 | Nakamura, Gary (1423) | Lost 0-2 | -191446 |
| 4block | 437 | Ficklin, Jeremy (1446) | Won 2-1 | +181464 |
| 5block | 383 | Belema, Lorenzo (1461) | Lost 0-2 | -181446 |
| 6block | 356 | Stone, Stefan (1446) | Lost 1-2 | -181428 |
| 7block | 317 | Lucas, Randy (1426) | Lost 0-2 | -181410 |
| 8block | 259 | Ballin, Max (1411) | Won 2-0 | +181428 |
| top | average opponent: 1457record: 2-6 | new rating: 1428 | ||