Preston, Josh
Current rating: 1484
Record: 2-3-1
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1131 | Pendleton, Travis (1521) | Draw 0-0 | 01484 |
| record: 0-0-1 | new rating: 1484 | |||
| Grand Prix Columbus 2010 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 8 | Pham, Daniel (1548) | Won 2-1 | +191519 |
| 2legacy | 100 | Parsons, Brian (1518) | Won 2-1 | +181537 |
| 3legacy | 82 | Wauer, Carl (1666) | Lost 1-2 | -161521 |
| 4legacy | 155 | Johnson, Case (1418) | Lost 1-2 | -201501 |
| 5legacy | 225 | Cox, Matthew (1518) | Lost 0-2 | -171484 |
| average opponent: 1533record: 2-3 | new rating: 1484 | |||