Phelps, Heather
Current rating: 1304
Record: 8-21-1
| Grand Prix Madison 2019 (WAR limited) | starting rating: 1331 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 186 | Ward, Sean (1379) | Lost 0-2 | -171314 |
| 2sealed | 286 | Larson, Michael (1344) | Lost 0-2 | -181296 |
| 3sealed | 410 | Schoeppner, Mason (1613) | Won 2-0 | +241320 |
| 4sealed | 351 | Holsclaw, Riley (1441) | Lost 0-2 | -161304 |
| top | average opponent: 1444record: 1-3 | new rating: 1304 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1367 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1517 | Auge, Chris (1486) | Lost 0-2 | -161351 |
| 2sealed | 1622 | Wang, Daren (1464) | Lost 0-2 | -161335 |
| 3sealed | 1724 | Beg, Hollie (1441) | Lost 0-2 | -161319 |
| 4sealed | 1712 | Chaltas, Nicholas (1446) | Won 2-0 | +201339 |
| 5sealed | 1417 | Gray, Robert (1468) | Lost 0-2 | -151324 |
| 6sealed | 1161 | Harper, Valerie (1399) | Won 2-0 | +191343 |
| 7sealed | 922 | Stoffa, Gabriel (1650) | Lost 1-2 | -121331 |
| 8sealed | 707 | Onuma, Hayato (1251) | Won 2-0 | +161347 |
| 9sealed | 580 | Lachaud, Remy (1447) | Lost 0-2 | -161331 |
| top | average opponent: 1450record: 3-6 | new rating: 1331 | ||
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 145 | Castillo, Jason (1429) | Lost 1-2 | -181411 |
| 2block | 243 | Fitterer, Scott (1484) | Lost 0-2 | -171394 |
| 3block | 397 | Sooja, John (1464) | Lost 0-2 | -161378 |
| 4block | 448 | Nazemi, Ariane (1463) | Won 2-1 | +191397 |
| 5block | 403 | Liu, Liming (1465) | Lost 0-2 | -171380 |
| 6block | 360 | Gross, Aubrey (1446) | Lost 1-2 | -161364 |
| 7block | 315 | Schmitt, Butch (1428) | Won 2-0 | +191383 |
| 8block | 255 | Taylor, Talon (1446) | Lost 1-2 | -171366 |
| 9block | 222 | Lucas, William (1428) | Draw 1-1 | +11367 |
| top | average opponent: 1450record: 2-6-1 | new rating: 1367 | ||
| Grand Prix San Diego 2011 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 522 | Jones, Thomas (1500) | Lost 0-2 | -181482 |
| 2sealed | 552 | Samson, Kurt (1482) | Lost 0-2 | -181464 |
| 3sealed | 604 | Reyes, Jericho (1464) | Lost 1-2 | -181446 |
| 4sealed | 632 | Axtell, Matthew (1492) | Lost 0-2 | -171429 |
| 5sealed | 618 | Jennings, Todd (1447) | Lost 0-2 | -181411 |
| 7sealed | 565 | Griffith, Dustin (1381) | Won 2-1 | +181429 |
| 8sealed | 527 | Teel, Erik (1443) | Won 2-0 | +181447 |
| 9sealed | 512 | Bond, Jacob (1449) | Lost 0-2 | -181429 |
| top | average opponent: 1457record: 2-6 | new rating: 1429 | ||