Tseng, William
Current rating: 1583
Record: 22-19-2
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1590 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 525 | Daniere, Adam (1470) | Won 2-0 | +161606 |
| 3modern | 386 | Brett, Daniel (1534) | Won 2-1 | +171623 |
| 4modern | 320 | Buskirk, David (1552) | Won 2-0 | +161639 |
| 5modern | 72 | Woodward, Warren (1736) | Lost 1-2 | -161623 |
| 6modern | 2128 | Alexander, Zachary (1485) | Lost 1-2 | -201603 |
| 7modern | 611 | Dube, Andre (1498) | Lost 1-2 | -201583 |
| top | average opponent: 1546record: 3-3 | new rating: 1583 | ||
| Grand Prix Dallas-Fort Worth 2016 (modern) | starting rating: 1628 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 402 | Felber, Andrew (1588) | Won 2-0 | +171645 |
| 4modern | 129 | Niblock, Thomas (1479) | Won 2-1 | +151660 |
| 5modern | 12 | Deanda, Eriel (1524) | Lost 1-2 | -201640 |
| 6modern | 216 | Hamzah, Raith (1520) | Lost 1-2 | -201620 |
| 7modern | 411 | Rietzl, Paul (2110) | Lost 1-2 | -101610 |
| 8modern | 343 | Wiedel, James (1504) | Lost 0-2 | -201590 |
| top | average opponent: 1621record: 2-4 | new rating: 1590 | ||
| Grand Prix Montreal 2016 (EMN limited) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 2139 | Latendresse, Michel (1592) | Won 2-0 | +191549 |
| 3sealed | 2199 | Pena, Jonathan (1581) | Won 0-0 | +191568 |
| 4sealed | 2027 | Trudel, Christian (1678) | Won 2-0 | +201588 |
| 5sealed | 2043 | Dufour, Terrence (1685) | Lost 0-2 | -171571 |
| 6sealed | 2057 | Thibeault, Vincent (1840) | Won 2-1 | +231594 |
| 7sealed | 2050 | Steffe, Sebastian (1635) | Lost 0-2 | -171577 |
| 8sealed | 2063 | Funkhouser, Connor (1583) | Won 0-0 | +181595 |
| 9sealed | 2105 | DeJoy, Joseph (1731) | Lost 1-2 | -161579 |
| 10draft | 2062 | Pite, Derek (1775) | Lost 0-2 | -141565 |
| 11draft | 2151 | Renaud, Domynique (1515) | Won 2-0 | +171582 |
| 12draft | 2144 | Kramer, Hugh (1810) | Won 2-1 | +221604 |
| 13draft | 2114 | Walker, Nathaniel (1613) | Won 2-0 | +181622 |
| 14draft | 2109 | Thibeault, Vincent (1842) | Won 2-1 | +221644 |
| 15draft | 2020 | Campo, Terrence (1749) | Lost 1-2 | -161628 |
| top | average opponent: 1688record: 9-5 | new rating: 1628 | ||
| Grand Prix Washington DC 2014 (JOU limited) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 75 | Ke, Miller (1516) | Lost 0-2 | -181486 |
| 3sealed | 351 | Hicks, Steven (1675) | Draw 1-1 | +41490 |
| 4sealed | 446 | Arvidson, Pat (1467) | Won 2-0 | +171507 |
| 5sealed | 312 | Dicker, Elliott (1605) | Won 2-1 | +201527 |
| 6sealed | 192 | Des Jardins, Matthew (1501) | Won 2-1 | +171544 |
| 7sealed | 116 | Erler, Billy (1733) | Lost 1-2 | -141530 |
| top | average opponent: 1583record: 3-2-1 | new rating: 1530 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 589 | Maassen, Nick (1500) | Lost 0-2 | -181463 |
| 2sealed | 744 | Ashenfelter, Nick (1483) | Won 2-0 | +181481 |
| 3sealed | 443 | Benns, Brian (1499) | Won 2-1 | +191500 |
| 4sealed | 255 | Eilertsen, Mark (1467) | Won 2-0 | +171517 |
| 5sealed | 226 | Ogreenc, Greg (1809) | Lost 1-2 | -131504 |
| 6sealed | 277 | Morgan, Nick (1516) | Won 2-0 | +191523 |
| 7sealed | 300 | Muzio, Timothy (1485) | Lost 0-2 | -191504 |
| top | average opponent: 1537record: 4-3 | new rating: 1504 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 606 | Jhang, An-sheng (1500) | Lost 0-0 | -181482 |
| 2sealed | 906 | Varsallona, Michelle (1447) | Draw 1-1 | -11481 |
| 3sealed | 865 | Bowes, Matthew (1482) | Won 2-1 | +181499 |
| 4sealed | 809 | Speichert, Chris (1464) | Lost 0-2 | -181481 |
| top | average opponent: 1473record: 1-2-1 | new rating: 1481 | ||