Hood, Koby
Current rating: 1473
Record: 7-9
| Grand Prix Dallas-Fort Worth 2018 (DOM limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 223 | Stevens, Michael (1499) | Lost 1-2 | -191493 |
| 2sealed | 286 | Duncan, Daniel (1398) | Lost 1-2 | -191474 |
| 3sealed | 451 | Arduain, Alain (1424) | Won 2-1 | +171491 |
| 4sealed | 444 | Schelsteder, Michael (1483) | Lost 1-2 | -181473 |
| average opponent: 1451record: 1-3 | new rating: 1473 | |||
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 184 | Tse, Kersey (1500) | Won 2-0 | +181518 |
| 2sealed | 191 | Esch, Matthew (1551) | Won 2-1 | +191537 |
| 3sealed | 106 | Bloch, Christopher (1531) | Lost 0-2 | -181519 |
| 4sealed | 269 | McKay, Sean (1494) | Won 2-1 | +171536 |
| 5sealed | 153 | Wendt, Maximilian (1546) | Won 2-0 | +181554 |
| 6sealed | 48 | Kirkpatrick, Greg (1561) | Won 2-1 | +181572 |
| 7sealed | 24 | Palmer, Ian (1634) | Lost 0-2 | -171555 |
| 8sealed | 129 | Tyson, Tony (1566) | Won 2-0 | +191574 |
| 9sealed | 62 | Detiveaux, Raymond (1759) | Lost 0-0 | -151559 |
| 10draft | 53 | Wright, Christian (1780) | Lost 0-2 | -141545 |
| 11draft | 83 | Johnson, Mark (1575) | Lost 0-2 | -171528 |
| 13draft | 21 | Cena, Salvador (1636) | Lost 0-2 | -161512 |
| average opponent: 1594record: 6-6 | new rating: 1512 | |||