Lauffer, Michael
Current rating: 1508
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1572 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 149 | Zhang, Feiyin (1500) | Draw 1-1 | -21570 |
| 2sealed | 445 | Cheung, Nelson (1500) | Won 2-0 | +171587 |
| 3sealed | 393 | Temming, Sam (1536) | Lost 1-2 | -191568 |
| 4sealed | 591 | Sturtz, Keith (1498) | Lost 1-2 | -191549 |
| 5sealed | 694 | Brock, Michael (1526) | Lost 1-2 | -191530 |
| 6sealed | 723 | Howard Mullan, Virginia (1291) | Lost 0-2 | -221508 |
| top | average opponent: 1475record: 1-4-1 | new rating: 1508 | ||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 78 | Lee, Nicholas [USA] (1447) | Won 2-1 | +171521 |
| 2sealed | 62 | Rama, Keval (1462) | Won 2-1 | +171538 |
| 3sealed | 97 | Whitcomb, Paul (1585) | Lost 0-2 | -171521 |
| 4sealed | 340 | Franchi, Ricky (1522) | Won 2-1 | +181539 |
| 5sealed | 219 | Kopel, Kris (1502) | Won 2-1 | +171556 |
| 6sealed | 46 | Xu, Jake (1613) | Won 2-1 | +191575 |
| 7sealed | 56 | Geissert, Dillon (1540) | Lost 0-2 | -181557 |
| 8sealed | 81 | Hicks, Adam (1505) | Won 2-0 | +171574 |
| 9sealed | 72 | McDougall, Logan (1741) | Won 2-1 | +211595 |
| 10draft | 134 | Nguyen, Richard (1968) | Won 2-1 | +241619 |
| 11draft | 163 | Doo, Kevin (1653) | Won 2-0 | +191638 |
| 12draft | 26 | Tamblyn, Alex (1621) | Lost 0-2 | -181620 |
| 13draft | 147 | Mondello, Jake (1843) | Lost 0-2 | -141606 |
| 14draft | 139 | Dubois, Joe (1746) | Lost 0-2 | -161590 |
| 15draft | 111 | Leutz, Joshua (1563) | Lost 0-2 | -181572 |
| top | average opponent: 1621record: 9-6 | new rating: 1572 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 124 | Farley, Patrick (1500) | Lost 1-2 | -181482 |
| 2sealed | 328 | Voice, Ryan (1538) | Won 2-0 | +191501 |
| 3sealed | 291 | Huck, Josh (1500) | Won 2-1 | +181519 |
| 4sealed | 305 | McAtee, Brian (1707) | Lost 0-2 | -151504 |
| 5sealed | 307 | Trujillo, Vale (1552) | Won 2-0 | +191523 |
| 6sealed | 280 | Wolff, Meghan (1469) | Lost 0-2 | -191504 |
| top | average opponent: 1544record: 3-3 | new rating: 1504 | ||