Rarang, Mark
Current rating: 1408
Record: 5-10
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 91 | Nokes, Joseph (1425) | Lost 0-2 | -191460 |
| 2block | 322 | Martin-Patterson, Ryan (1522) | Lost 0-2 | -171443 |
| 3block | 392 | Hart, Robert (1464) | Lost 0-2 | -171426 |
| 4block | 435 | Martinez, Anthony (1433) | Lost 1-2 | -181408 |
| 5block | 413 | Messner, James (1430) | Won 2-0 | +181426 |
| 6block | 354 | Schneider, Ray (1380) | Lost 0-2 | -181408 |
| average opponent: 1442record: 1-5 | new rating: 1408 | |||
| Grand Prix Oakland 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 229 | Phillips, Brian (1500) | Lost 1-2 | -181482 |
| 2extended | 222 | Hodge, Adrian (1364) | Lost 0-2 | -201462 |
| 3extended | 304 | Benson, Marty (1464) | Lost 0-2 | -181444 |
| 4extended | 356 | Perego, Wayne (1445) | Lost 1-2 | -181426 |
| 5extended | 326 | D'Argent, Charles H (1362) | Won 2-1 | +171443 |
| 6extended | 278 | Stein, Steven (1445) | Lost 0-2 | -181425 |
| 7extended | 232 | Daniels, Jon (1429) | Won 2-0 | +181443 |
| 8extended | 174 | Tortoriei, Miranda (1446) | Won 2-1 | +181461 |
| 9extended | 129 | Federico, Bryan (1482) | Won 2-0 | +181479 |
| average opponent: 1437record: 4-5 | new rating: 1479 | |||