Mommaerts, Brett
Current rating: 1584
Record: 19-15
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1599 | |||
| round | table | opponent (rating) | result | Δrating |
| B1sealed | 345 | Lateer, Alan (1500) | Lost 0-2 | -201579 |
| B2sealed | 601 | Shorb, Joshua (1482) | Won 2-0 | +161595 |
| B3sealed | 357 | Peter, Chad (1457) | Lost 0-2 | -201575 |
| B4sealed | 444 | Levine, Ben (1432) | Won 2-0 | +151590 |
| B5sealed | 345 | Yu, Kevin (1415) | Won 2-1 | +151605 |
| B6sealed | 197 | LaBrado, Jake (1445) | Lost 0-2 | -211584 |
| top | average opponent: 1455record: 3-3 | new rating: 1584 | ||
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1570 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 63 | Boggs, Steven (1437) | Lost 1-2 | -211549 |
| 2legacy | 422 | Allen, Erik (1486) | Won 2-1 | +171566 |
| 3legacy | 627 | Meichel, Nathan (1460) | Won 2-0 | +161582 |
| 4legacy | 373 | McIndoe, Robert (1652) | Won 2-1 | +201602 |
| 5legacy | 312 | Walters, Noah (1590) | Lost 0-2 | -191583 |
| 6legacy | 335 | Javed, Alexander (1610) | Lost 1-2 | -171566 |
| 7legacy | 370 | Kelley, Joshua (1487) | Won 2-0 | +161582 |
| 8legacy | 308 | Crowder, Brian (1487) | Won 2-1 | +171599 |
| top | average opponent: 1526record: 5-3 | new rating: 1599 | ||
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 54 | Boersma, Bryan (1479) | Won 2-1 | +191465 |
| 2sealed | 247 | Eubank, Cory (1619) | Lost 1-2 | -161449 |
| 3sealed | 751 | Palacios, Herbert (1481) | Lost 0-2 | -171432 |
| 4sealed | 601 | Lee-Mars, Jonathan (1601) | Won 2-1 | +211453 |
| 5sealed | 552 | Demko, Jay (1500) | Won 2-1 | +191472 |
| 6sealed | 307 | Stewart, Kyle (1517) | Won 2-1 | +191491 |
| 7sealed | 293 | Kirk, Connor (1678) | Lost 1-2 | -151476 |
| 8sealed | 340 | Wallace, Paul (1445) | Won 2-1 | +171493 |
| 9sealed | 276 | Garrett, Andre (1579) | Won 2-1 | +201513 |
| 10draft | 55 | Galambos, Addison (1572) | Won 2-0 | +191532 |
| 11draft | 53 | Ganzler, Eric (1775) | Lost 0-0 | -141518 |
| 12draft | 47 | Balanag, Carl (1563) | Lost 0-2 | -171501 |
| 13draft | 144 | Feeman, Dylan (1860) | Won 2-0 | +251526 |
| 14draft | 180 | Sokol, Greg (1967) | Won 2-0 | +251551 |
| 15draft | 124 | Soh, Yuan Wei (1594) | Won 2-1 | +191570 |
| top | average opponent: 1615record: 10-5 | new rating: 1570 | ||
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 633 | Parsons, Teddy (1500) | Won 2-0 | +181518 |
| 2standard | 293 | Smith, Brett (1534) | Lost 0-2 | -181500 |
| 3standard | 604 | DeFilippo, Alec (1501) | Lost 0-2 | -181482 |
| 4standard | 743 | Unger, Graham (1481) | Lost 0-2 | -181464 |
| 5standard | 734 | Aparicio, Adam (1446) | Lost 1-2 | -181446 |
| top | average opponent: 1492record: 1-4 | new rating: 1446 | ||