Prell, Michael
Current rating: 1533
Record: 13-12
| Grand Prix Dallas-Fort Worth 2019 (modern) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 367 | Beck, Justin (1592) | Won 2-1 | +201507 |
| 2modern | 192 | Fiscus, Darryn (1517) | Won 2-1 | +181525 |
| 3modern | 16 | Cuillier, Paul (1921) | Lost 0-2 | -111514 |
| 4modern | 214 | Cowan, Brandon (1516) | Lost 0-2 | -181496 |
| 5modern | 370 | Katz, Joshua (1497) | Lost 0-2 | -181478 |
| 6modern | 387 | Myers, David (1517) | Won 2-0 | +181496 |
| 7modern | 295 | Smadi, Omar (1569) | Won 2-1 | +201516 |
| 8modern | 179 | Bishop, Jonathan (1478) | Won 2-1 | +171533 |
| top | average opponent: 1576record: 5-3 | new rating: 1533 | ||
| Grand Prix Dallas-Fort Worth 2016 (modern) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 685 | Henson, Jim (1476) | Lost 0-2 | -191524 |
| 2modern | 803 | Montijo, Jesus (1512) | Lost 0-2 | -191505 |
| 3modern | 921 | Saenz, Christobal (1465) | Lost 0-2 | -181487 |
| top | average opponent: 1484record: 0-3 | new rating: 1487 | ||
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 442 | Hall, Greg (1500) | Won 2-0 | +181518 |
| 2standard | 193 | Baumiller, Ronald (1656) | Lost 1-2 | -151503 |
| 3standard | 639 | Bock, Ryan (1501) | Won 2-0 | +171520 |
| 4standard | 381 | Ellsworth, Owen (1555) | Won 2-1 | +191539 |
| 5standard | 156 | Imthurn, Dustin (1536) | Won 2-0 | +181557 |
| 6standard | 189 | Warr, Clement (1535) | Won 2-0 | +181575 |
| 7standard | 47 | Turner, Sean (1574) | Won 2-1 | +181593 |
| 8standard | 49 | Vorwald, Matthew (1575) | Won 2-1 | +171610 |
| 9standard | 41 | Graves, Thomas (1659) | Lost 0-2 | -171593 |
| 10standard | 90 | Cyr, Shawn (1585) | Lost 0-2 | -181575 |
| 11standard | 78 | Bowman, Connor (1546) | Won 2-1 | +181593 |
| 12standard | 48 | Bargo, Craig (1554) | Lost 1-2 | -191574 |
| 13standard | 63 | Stevens, Jarred (1683) | Lost 0-2 | -161558 |
| 14standard | 85 | Van Cleave, Trey (1721) | Lost 0-2 | -151543 |
| top | average opponent: 1584record: 8-6 | new rating: 1543 | ||