Chang, Stephen
Current rating: 1479
Record: 19-20
| MagicCon Las Vegas 2023 Limited Open (WOE limited) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3372 | Bailey, Travis [CAN] (1544) | Lost 0-2 | -181497 |
| 2sealed | 3403 | Petraske, Alec (1479) | Lost 1-2 | -181479 |
| top | average opponent: 1511record: 0-2 | new rating: 1479 | ||
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1527 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 212 | Balla, John (1747) | Won 2-1 | +221549 |
| 2modern | 200 | Combs, Richard (1478) | Won 2-0 | +171566 |
| 3modern | 112 | Savinelli, K. J. (1707) | Lost 1-2 | -151551 |
| 4modern | 363 | Adan, James (1456) | Lost 1-2 | -201531 |
| 5modern | 398 | Fogelstrom, Matthew (1621) | Lost 0-2 | -161515 |
| top | average opponent: 1602record: 2-3 | new rating: 1515 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 567 | Banks, Nicolas (1485) | Won 2-0 | +171547 |
| 2modern | 197 | Fagen, Scott (1614) | Lost 0-2 | -171530 |
| 3modern | 1282 | Losee, Ben (1417) | Lost 0-2 | -201510 |
| 4modern | 1374 | Coutts, Connor (1482) | Won 2-0 | +181528 |
| 5modern | 944 | Dodge, Philip (1583) | Won 2-0 | +191547 |
| 6modern | 926 | McKeown, Charles (1520) | Won 2-0 | +171564 |
| 7modern | 388 | Edwards Jr, Mark (1531) | Lost 1-2 | -181546 |
| 8modern | 643 | Outeiral, Anthony (1530) | Lost 1-2 | -191527 |
| top | average opponent: 1520record: 4-4 | new rating: 1527 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1572 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 618 | Nguyen, Tiffany (1519) | Lost 1-2 | -191553 |
| 2modern | 603 | Van Hecke, Jeremy (1586) | Won 2-0 | +191572 |
| 3modern | 765 | Dougherty, Daniel (1536) | Won 2-0 | +171589 |
| 4modern | 609 | Dinh, Khai (1489) | Lost 0-2 | -201569 |
| 5modern | 691 | Herbosa, Luis (1500) | Lost 1-2 | -191550 |
| 6modern | 682 | Tan, Rowena (1440) | Lost 1-2 | -201530 |
| top | average opponent: 1512record: 2-4 | new rating: 1530 | ||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 272 | Luers, Chellidy (1500) | Won 2-0 | +171580 |
| 2sealed | 52 | Hogan, Ryan (1692) | Won 2-0 | +201600 |
| 3sealed | 105 | Lai, Kevin (1534) | Lost 0-2 | -191581 |
| 4sealed | 131 | Trapp, Mason (1519) | Lost 1-2 | -191562 |
| 5sealed | 194 | Reeves, Alexander (1501) | Won 2-1 | +161578 |
| 6sealed | 108 | Mendelsohn, Max (1519) | Lost 0-2 | -191559 |
| 7sealed | 143 | Borodawka, Benjamin (1390) | Lost 1-2 | -211538 |
| 8sealed | 113 | Mersereau, Meriwether (1466) | Won 2-0 | +171555 |
| 9sealed | 83 | Clinard, Jeffrey (1506) | Won 2-0 | +171572 |
| top | average opponent: 1514record: 5-4 | new rating: 1572 | ||
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 94 | DeRose, Matt R (1500) | Won 2-0 | +181518 |
| 2sealed | 192 | Cocks, Ryan (1568) | Won 2-0 | +191537 |
| 3sealed | 12 | Cameron, Grady (1518) | Won 2-0 | +181555 |
| 4sealed | 216 | Wescoe, Craig (2029) | Lost 1-2 | -101545 |
| 5sealed | 537 | Guevarra, Nicolo (1557) | Lost 0-2 | -181527 |
| 6sealed | 394 | Ooi, Andrew (1519) | Won 2-0 | +181545 |
| 7sealed | 268 | Tosaky, Joe (1535) | Won 2-0 | +181563 |
| 8sealed | 204 | Fong, Adam (1558) | Won 2-1 | +171580 |
| 9sealed | 93 | Langford, Anthony (1612) | Lost 0-2 | -171563 |
| top | average opponent: 1600record: 6-3 | new rating: 1563 | ||