Oko, Darryl
Current rating: 1468
Record: 1-3
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 5 | Radsliff, Elliot (1482) | Lost 0-2 | -181482 |
| 2sealed | 460 | Lo, David (1609) | Won 2-1 | +201502 |
| 3sealed | 307 | Shindo, Yoshiya (1475) | Lost 1-2 | -191483 |
| 4sealed | 30 | Ballew, Trey (1646) | Lost 0-2 | -151468 |
| average opponent: 1553record: 1-3 | new rating: 1468 | |||