Nguyen, Tony
Current rating: 1517
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 110 | Baker, Wayne (1527) | Lost 0-2 | -171484 |
| 2sealed | 264 | Dominguez, Anthony (1464) | Won 2-0 | +171501 |
| 3sealed | 261 | Jablonski, Max (1501) | Won 2-1 | +181519 |
| 4sealed | 190 | Herg, Cornell (1509) | Won 2-1 | +181537 |
| 5sealed | 65 | Farnsworth, Paul (1554) | Lost 1-2 | -181519 |
| 6sealed | 93 | Sparks, David (1393) | Won 2-1 | +161535 |
| 7sealed | 106 | Cowan, Dennis (1520) | Lost 0-2 | -181517 |
| top | average opponent: 1495record: 4-3 | new rating: 1517 | ||
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 353 | Li, Wilson (1500) | Lost 0-2 | -181522 |
| 2sealed | 299 | Marcks, Ronald (1508) | Won 2-0 | +171539 |
| 3sealed | 499 | Chun, Charlie (1458) | Lost 1-2 | -191520 |
| 4sealed | 511 | Chieng, Lawrence (1481) | Lost 1-2 | -191501 |
| top | average opponent: 1487record: 1-3 | new rating: 1501 | ||
| Grand Prix Denver 2008 (Lorwyn block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 144 | Finstrom, Jim (1662) | Lost 0-2 | -151485 |
| 3block | 197 | lackey, justin (1519) | Lost 1-2 | -171468 |
| 4block | 228 | Long, Barron (1482) | Won 2-1 | +181486 |
| 5block | 168 | Jobst, Josh S (1484) | Won 2-0 | +181504 |
| 6block | 147 | Kwan, Michael (1535) | Lost 0-2 | -181486 |
| 7block | 161 | Otwell, Christopher (1454) | Won 2-0 | +181504 |
| 8block | 105 | Brown, Matthew P (1518) | Won 2-1 | +181522 |
| 9block | 87 | Kenney, Tanya (1538) | Won 2-1 | +181540 |
| top | average opponent: 1524record: 5-3 | new rating: 1540 | ||