Richter, Donald
Current rating: 1499
Record: 13-15-1
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1424 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1017 | Marotte, Timothy (1397) | Won 2-0 | +171441 |
| 2sealed | 1152 | Wiz, Nick (1506) | Won 2-0 | +201461 |
| 3sealed | 1070 | Goldstein, Danny (1760) | Won 2-0 | +231484 |
| 4sealed | 1047 | Adamsky, Nicolai (1550) | Won 2-0 | +191503 |
| 5sealed | 814 | Buzzie, Daniel (1623) | Lost 0-2 | -161487 |
| 6sealed | 890 | Morris, Jonathan (1557) | Draw 1-1 | +21489 |
| 7sealed | 596 | Ferrel, Ian (1619) | Won 2-0 | +201509 |
| 8sealed | 458 | Nass, Matthew (2005) | Lost 0-2 | -101499 |
| top | average opponent: 1627record: 5-2-1 | new rating: 1499 | ||
| Grand Prix Kansas City 2008 (ALA limited) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 5 | Schuett, Court (1500) | Lost 0-2 | -171440 |
| 2sealed | 286 | Mueller, Aaron M (1485) | Lost 0-2 | -181422 |
| 3sealed | 305 | Rasmussen, Robert (1464) | Won 2-0 | +191441 |
| 4sealed | 259 | Peters, Patrick (1483) | Lost 0-2 | -171424 |
| top | average opponent: 1483record: 1-3 | new rating: 1424 | ||
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 78 | Moskovich, Valentin (1869) | Lost 0-2 | -111472 |
| 5block | 83 | Kossman, Matthew (1537) | Won 2-1 | +191491 |
| 6block | 82 | Kruze, John (1511) | Lost 0-2 | -181473 |
| 7block | 85 | Hadlock, Justin (1549) | Lost 0-2 | -161457 |
| top | average opponent: 1617record: 1-3 | new rating: 1457 | ||
| Grand Prix Dallas 2007 (extended) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 102 | Logan, Adam (1500) | Lost 0-2 | -181483 |
| 2extended | 300 | Lamoure, Alex (1483) | Won 2-0 | +181501 |
| 3extended | 172 | Marshall, Scott (1502) | Lost 0-0 | -181483 |
| 4extended | 281 | Sepulveda, Casey (1482) | Won 2-0 | +181501 |
| 5extended | 195 | Sittner, Jeff (1490) | Lost 0-2 | -181483 |
| top | average opponent: 1491record: 2-3 | new rating: 1483 | ||
| Grand Prix Phoenix 2006 (CSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 90 | Arant, Gary (1595) | Lost 0-2 | -161484 |
| 2sealed | 132 | Sias, Eric (1482) | Lost 0-2 | -181466 |
| 3sealed | 150 | Armes, Gary (1447) | Won 2-0 | +171483 |
| 4sealed | 144 | Nokes, Joseph (1487) | Lost 1-2 | -181465 |
| 5sealed | 144 | Kurtz, Joey (1464) | Lost 1-2 | -181447 |
| 6sealed | 135 | Hittson, Thomas (1446) | Won 2-0 | +181465 |
| 7sealed | 106 | Johnson, Brad E (1464) | Won 2-0 | +181483 |
| 8sealed | 82 | Savidge, James L (1482) | Won 2-1 | +181501 |
| top | average opponent: 1483record: 4-4 | new rating: 1501 | ||