Chang, Joseph [TWN]
Current rating: 1634
Record: 2-3 (GP) / 19-19-1 (professional)
| Players Tour Online 1 (MTGA IKO standard) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 65 | Ito, Atsushi (1819) | Won 2-0 | +231592 |
| 2standard | 6 | Christiansen, Emil Castro (1840) | Won 2-1 | +221614 |
| 3standard | 14 | Luke, Arthur (1544) | Won 2-0 | +171631 |
| 4standard | 11 | Miyagishi, Kohei (1643) | Won 2-0 | +181649 |
| 5standard | 4 | Perttula, Eetu (1835) | Won 2-1 | +221671 |
| 6standard | 1 | Payen, Jeremy (1716) | Won 2-0 | +181689 |
| 7standard | 1 | Watsfeldt, Elias (1990) | Lost 1-2 | -121677 |
| 8standard | 7 | Joachim, David (2018) | Won 2-1 | +241701 |
| 9standard | 2 | Garcia Gonzalez, Sergio (2070) | Lost 0-2 | -121689 |
| 10standard | 5 | Cho, Jeong Woo (1856) | Lost 0-2 | -151674 |
| 11standard | 10 | Gordon-Brown, Alexander (1865) | Lost 1-2 | -141660 |
| 12standard | 22 | Gorzgen, Fabian (1956) | Lost 0-2 | -131647 |
| 13standard | 20 | Greir, Simon (1782) | Lost 0-2 | -161631 |
| 14standard | 29 | Catton, Rob (1812) | Lost 0-2 | -141617 |
| 15standard | 34 | Oguma, Oliver (1588) | Won 2-0 | +171634 |
| top | average opponent: 1822record: 8-7 | new rating: 1634 | ||
| Players Tour Brussels 2020 (pioneer) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 170 | Orlovskiy, Alexey (1549) | Won 2-1 | +181568 |
| 2draft | 136 | Engl, Stefan (1424) | Won 2-1 | +151583 |
| 3draft | 156 | Bastogne, Jerome (1726) | Won 2-0 | +211604 |
| 4pioneer | 9 | Gauthier, Guillaume (1835) | Lost 1-2 | -141590 |
| 5pioneer | 48 | Joachim, David (2044) | Lost 0-2 | -101580 |
| 6pioneer | 91 | Fehring, Merlin (1546) | Lost 0-2 | -191561 |
| 7pioneer | 97 | Budde, Kai (1833) | Lost 1-2 | -131548 |
| 8pioneer | 106 | Schneider, Patrick (1754) | Won 2-0 | +211569 |
| top | average opponent: 1714record: 4-4 | new rating: 1569 | ||
| Grand Prix Richmond 2019 (ELD standard) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 87 | Bliefernich, Thomas (1507) | Lost 1-2 | -191547 |
| 3standard | 185 | Mendez, Gadymel (1499) | Won 2-1 | +171564 |
| 4standard | 126 | Mondello, Jake (1778) | Won 2-0 | +221586 |
| 5standard | 126 | Rodriguez, Lucas (1712) | Lost 1-2 | -161570 |
| 6standard | 209 | White, Jon [CAN] (1438) | Lost 0-2 | -201550 |
| top | average opponent: 1587record: 2-3 | new rating: 1550 | ||
| Mythic Championship IV (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 148 | Koska, Adam (1732) | Won 2-1 | +221522 |
| 2draft | 137 | Tay, Jun Hao (1964) | Lost 1-2 | -101512 |
| 3draft | 144 | Glogowski, Piotr (2039) | Lost 0-2 | -91503 |
| 4modern | 182 | Harding, Tommy (1947) | Won 2-0 | +251528 |
| 5modern | 154 | Heylmann, Henrique (1616) | Lost 0-2 | -161512 |
| 6modern | 170 | Tierney, Patrick (1906) | Won 2-0 | +251537 |
| 7modern | 107 | E Cunha, Nuno Falcao (1530) | Lost 0-2 | -191518 |
| 8modern | 157 | Hamilton, Brittany (1532) | Won 2-1 | +191537 |
| 9draft | 29 | Pardee, Samuel (2112) | Won 2-0 | +271564 |
| 10draft | 129 | Bastogne, Jerome (1624) | Won 2-1 | +191583 |
| 11draft | 84 | Kobayashi, Takahito (1964) | Lost 0-2 | -111572 |
| 12modern | 94 | Loveman, Eli (1932) | Won 2-1 | +241596 |
| 13modern | 48 | Wijaya, Vidianto (2001) | Draw 1-1 | +71603 |
| 14modern | 65 | Snepvangers, Bram (1787) | Lost 0-2 | -151588 |
| 15modern | 82 | Pathirana, Prads (2138) | Lost 0-2 | -81580 |
| 16modern | 97 | McLaughlin, Morgan (1816) | Lost 1-2 | -141566 |
| top | average opponent: 1853record: 7-8-1 | new rating: 1566 | ||