Johnson, Casey
Current rating: 1530
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 276 | Mendell, John (1500) | Won 2-0 | +171548 |
| 2sealed | 28 | Rivera, Xavier (1481) | Lost 1-2 | -191529 |
| 3sealed | 346 | Ferguson, Randall (1507) | Won 2-1 | +181547 |
| 4sealed | 188 | Detiveaux, Raymond (1720) | Won 2-1 | +211568 |
| 5sealed | 65 | Osuna, Eduardo (1529) | Lost 1-2 | -191549 |
| 6sealed | 226 | Ray, Jamel (1488) | Lost 1-2 | -191530 |
| top | average opponent: 1538record: 3-3 | new rating: 1530 | ||
| Grand Prix Denver 2011 (MBS limited) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 126 | Falke, Basil (1500) | Won 2-0 | +171552 |
| 2sealed | 64 | Gioia, Anthony (1518) | Won 2-0 | +181570 |
| 3sealed | 14 | Wong, Nelson M (1536) | Lost 0-2 | -191551 |
| 4sealed | 86 | Aiken, Simone (1518) | Draw 1-1 | 01551 |
| 5sealed | 92 | Mitchell, Branson (1467) | Lost 1-2 | -201531 |
| top | average opponent: 1508record: 2-2-1 | new rating: 1531 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 148 | Kendall, Ian (1500) | Draw 1-1 | 01500 |
| 2standard | 280 | Groenig, Gahan (1500) | Won 2-1 | +181518 |
| 3standard | 204 | Terry, Brandon (1518) | Won 2-0 | +181536 |
| 4standard | 156 | Hetrick, Michael (1495) | Won 2-1 | +171553 |
| 5standard | 80 | Hampton, Jesse (1553) | Lost 1-2 | -181535 |
| 6standard | 163 | Larson, Chris S (1536) | Won 2-0 | +181553 |
| 7standard | 108 | Crawford, Tyler J (1538) | Lost 1-2 | -181535 |
| top | average opponent: 1520record: 4-2-1 | new rating: 1535 | ||