Breed, Jonah
Current rating: 1460
Record: 2-5
| Grand Prix Las Vegas 2018 (limited) (DOM limited) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 104 | De Leon, Marvin (1500) | Won 2-0 | +181494 |
| 2sealed | 90 | McDonald, Bryan (1469) | Lost 0-2 | -181476 |
| 3sealed | 449 | Glassett, Bradley (1433) | Lost 0-2 | -191457 |
| 4sealed | 640 | Collins, Oscar (1434) | Won 2-0 | +171474 |
| 5sealed | 637 | Niday, Lucas (1705) | Lost 1-2 | -141460 |
| average opponent: 1508record: 2-3 | new rating: 1460 | |||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 533 | Fellman, Sean (1744) | Lost 0-2 | -141486 |
| 2modern | 717 | Stout, James (1904) | Lost 0-2 | -101476 |
| average opponent: 1824record: 0-2 | new rating: 1476 | |||