Virta, Martti
Current rating: 1470
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 207 | Newberry, Kenny (1500) | Won 2-1 | +181466 |
| 2modern | 153 | Spadoni, Chris (1519) | Won 2-0 | +191485 |
| 3modern | 42 | Shevchenko, Kyryll (1515) | Lost 0-0 | -171468 |
| 4modern | 247 | Biala, Lito (1504) | Won 2-1 | +191487 |
| 5modern | 157 | Wingard, Natalie (1552) | Lost 1-2 | -171470 |
| top | average opponent: 1518record: 3-2 | new rating: 1470 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1319 | Musachia, Kristina (1514) | Draw 1-1 | +11465 |
| 2sealed | 1600 | Simms, Jarrett (1500) | Draw 1-1 | 01465 |
| 3sealed | 1690 | Reager, Sean (1480) | Lost 0-2 | -171448 |
| top | average opponent: 1498record: 0-1-2 | new rating: 1448 | ||
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 101 | Poroszkai, Laszlo (1500) | Draw 1-1 | 01500 |
| 2sealed | 187 | Peiffer, Romain (1500) | Lost 0-2 | -181482 |
| 3sealed | 185 | Fleutot, Julien (1481) | Draw 1-1 | 01482 |
| 4sealed | 313 | Delhommeau, Thomas (1465) | Lost 1-2 | -181464 |
| top | average opponent: 1487record: 0-2-2 | new rating: 1464 | ||