Hall, Michael
Current rating: 1456
| Grand Prix Portland 2018 (modern) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 598 | Wysocki, Andrew (1492) | Won 2-1 | +181469 |
| 2modern | 405 | Plaza, Timothy (1500) | Lost 0-2 | -171452 |
| 3modern | 526 | Underwood, Chandler (1500) | Won 2-0 | +191471 |
| 4modern | 311 | Carr, Colin (1526) | Won 2-1 | +191490 |
| 5modern | 337 | Leon, Markes (1510) | Lost 0-2 | -181472 |
| 6modern | 487 | Lam, Curtis (1554) | Lost 0-2 | -161456 |
| top | average opponent: 1514record: 3-3 | new rating: 1456 | ||
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 485 | Hirt, Jason (1500) | Won 2-0 | +191483 |
| 2legacy | 338 | Rhoads, Gerald (1518) | Lost 0-2 | -181465 |
| 3legacy | 556 | Festini, Mark (1598) | Lost 0-2 | -151450 |
| 4legacy | 746 | Karr-May, Karrie (1481) | Won 2-0 | +181468 |
| 5legacy | 548 | Waalkes, Nicholas (1486) | Lost 1-2 | -171451 |
| top | average opponent: 1517record: 2-3 | new rating: 1451 | ||
| Grand Prix Seattle 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 105 | Wregget, Jordan (1500) | Lost 0-2 | -181482 |
| 2extended | 114 | Tung, Kevin (1482) | Lost 1-2 | -181464 |
| 3extended | 149 | Stathakopoulos, Niko (1464) | Won 2-1 | +181482 |
| 4extended | 164 | Garrett, Kyle (1482) | Lost 0-2 | -181464 |
| top | average opponent: 1482record: 1-3 | new rating: 1464 | ||