Chang, Samuel
Current rating: 1756 (#3620)
Record: 31-16-2 (GP) / 9-12-1 (professional)
| Regional Championships Taipei 2023 Cycle 4 (pioneer) | starting rating: 1785 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 12 | Chen, Chenghung (1500) | Draw 1-1 | -51780 |
| 2pioneer | 22 | Kuan-Hsun, Tu (1561) | Won 2-0 | +141794 |
| 3pioneer | 13 | Chen, Jeff (1509) | Won 2-1 | +131807 |
| 4pioneer | 6 | Han, Chin Yao (1734) | Lost 0-1 | -191788 |
| 5pioneer | 6 | Huang, Ting Yin (1578) | Lost 0-2 | -221766 |
| 6pioneer | 22 | Liu, Chia-Yao (1441) | Won 2-0 | +121778 |
| 7pioneer | 17 | Tseng, TzuHsuan (1520) | Lost 1-2 | -221756 |
| top | average opponent: 1549record: 3-3-1 | new rating: 1756 | ||
| Pro Tour Lord of the Rings (modern) | starting rating: 1735 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 31 | Huang, Yung-Ming (1886) | Won 2-1 | +211756 |
| 2draft | 6 | Yoshioka, Hideki (1760) | Won 2-0 | +181774 |
| 3draft | 13 | Orange, Gregory (2109) | Lost 1-2 | -121762 |
| 4modern | 28 | Nakamura, Shuhei (2063) | Lost 0-2 | -131749 |
| 5modern | 45 | Santos, Bernardo (1771) | Won 2-0 | +191768 |
| 6modern | 30 | Ichikawa, Yuuki (2060) | Lost 1-2 | -131755 |
| 7modern | 71 | Laehn, Connor (1897) | Lost 1-2 | -151740 |
| 8modern | 82 | Kikkawa, Dillon (1746) | Won 2-0 | +181758 |
| 9draft | 16 | Xu, Yucheng (1534) | Won 2-0 | +141772 |
| 10draft | 15 | Martos, Antonio (1834) | Won 2-0 | +191791 |
| 11draft | 15 | Huschenbeth, Arne (2032) | Won 2-1 | +221813 |
| 12modern | 34 | Bohny, Nico (2030) | Lost 0-2 | -141799 |
| 13modern | 42 | Ji, Zihao (1835) | Lost 0-2 | -171782 |
| 14modern | 44 | Soh, Weng Heng (1873) | Won 2-1 | +191801 |
| 15modern | 29 | Yang, Yi (1875) | Lost 0-2 | -161785 |
| 16modern | 49 | Dixon, Joe (1821) | Draw 1-1 | 01785 |
| top | average opponent: 1883record: 8-7-1 | new rating: 1785 | ||
| Regional Championships Taipei 2023 Cycle 3 (pioneer) | starting rating: 1660 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 10 | Liao, Bo Xun (1452) | Won 2-1 | +141674 |
| 2pioneer | 10 | Chang, Jawa (1521) | Won 2-0 | +151689 |
| 3pioneer | 4 | Lin, Ian (1543) | Won 2-1 | +151704 |
| 4pioneer | 1 | Lin, Rocky (1677) | Won 2-0 | +181722 |
| 5pioneer | 2 | Tsao, Wen-Hung (1657) | Won 2-1 | +171739 |
| 6pioneer | 1 | Chen, Szu-Yuan (1648) | ID | 01739 |
| Qpioneer | SHENG-PANG, CHEN (1545) | Won 2-0 | +141753 | |
| Spioneer | Yu, Hung-Yi (1760) | Lost 1-2 | -181735 | |
| top | average opponent: 1600record: 6-1-1 | new rating: 1735 | ||
| Regional Championships Taipei 2023 (ONE standard) | starting rating: 1635 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 3 | Liu, Yi Pang (1631) | Won 2-0 | +181653 |
| 2standard | 2 | Lin, Rocky (1510) | Won 2-1 | +151668 |
| 3standard | 4 | Shao, Yu Chieh (1536) | Won 2-1 | +161684 |
| 4standard | 3 | Chen, Jih Hsing (1572) | Lost 0-2 | -201664 |
| 5standard | 6 | Chou, Hsuan Yu (1493) | Lost 1-2 | -211643 |
| 6standard | 8 | Wu, Chia-Ju (1588) | Won 2-0 | +171660 |
| top | average opponent: 1555record: 4-2 | new rating: 1660 | ||
| Regional Championships Taipei 2022 (pioneer) | starting rating: 1646 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 6 | Chiu, Shin-lin (1500) | Won 2-0 | +151661 |
| 2pioneer | 11 | Liao, YanKui (1518) | Lost 1-2 | -201641 |
| 3pioneer | 15 | Chen, Tse Hao (1503) | Won 2-0 | +151656 |
| 4pioneer | 12 | Lee, Shang Feng (1550) | Won 2-1 | +161672 |
| 5pioneer | 4 | Kho, Sek-Un (1543) | Lost 0-2 | -201652 |
| 6pioneer | 10 | Cheng, Tung-Yi (1689) | Lost 0-2 | -171635 |
| top | average opponent: 1550record: 3-3 | new rating: 1635 | ||
| Grand Prix Richmond 2019 (ELD standard) | starting rating: 1592 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 44 | Hannath, Conor (1501) | Draw 1-1 | -21590 |
| 4standard | 214 | Youngblood-Petersen, Campbell (1847) | Won 2-1 | +231613 |
| 5standard | 145 | Tabash, Nadher (1525) | Won 2-0 | +161629 |
| 6standard | 102 | Plucinski, Karol (1459) | Won 2-0 | +151644 |
| 7standard | 61 | Yost, Austin (1784) | Won 2-0 | +211665 |
| 8standard | 39 | Hoshide, Naonari (1630) | Lost 0-2 | -191646 |
| top | average opponent: 1624record: 4-1-1 | new rating: 1646 | ||
| Mythic Championship VI (ELD standard) | starting rating: 1628 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 179 | Majlaton, Alex (1994) | Won 2-0 | +241652 |
| 2draft | 212 | Vieren, Pascal (2192) | Lost 1-2 | -91643 |
| 3draft | 210 | Weitz, Benjamin (2178) | Lost 1-2 | -91634 |
| 4standard | 166 | Wong, Gary (1902) | Lost 1-2 | -131621 |
| 5standard | 209 | Matsumoto, Yuki2978 (1888) | Lost 0-2 | -141607 |
| 6standard | 213 | Oswald, Marc (1754) | Lost 0-2 | -151592 |
| top | average opponent: 1985record: 1-5 | new rating: 1592 | ||
| Grand Prix Taipei 2019 (WAR standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 75 | Lin, Chiung Tsun (1500) | Won 2-0 | +191482 |
| 4standard | 6 | Yu, Weilong (1725) | Won 2-1 | +221504 |
| 5standard | 46 | Terai, Tadayuki (1842) | Lost 0-2 | -121492 |
| 6standard | 43 | Watanabe, Masao (1314) | Lost 1-2 | -211471 |
| 7standard | 182 | Dayanghirang, John Niccolo (1528) | Won 2-0 | +191490 |
| 8standard | 63 | Chen, Yenlin (1568) | Won 2-0 | +191509 |
| 9standard | 51 | Miyagishi, Kohei (1617) | Won 2-0 | +201529 |
| 10standard | 68 | Ong, Simon (1695) | Won 2-0 | +211550 |
| 11standard | 14 | Yam, Wing Chun (1974) | Won 2-0 | +251575 |
| 12standard | 25 | Kihara, Atsuki (1865) | Lost 0-2 | -121563 |
| 13standard | 31 | Goshima, Akito (1900) | Won 2-0 | +231586 |
| 14standard | 25 | Chen, Xinrong (1798) | Won 2-0 | +221608 |
| 15standard | 19 | Lee, Soojong (1675) | Won 2-1 | +201628 |
| top | average opponent: 1692record: 10-3 | new rating: 1628 | ||
| Grand Prix Taipei 2014 (M15 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 172 | Liao, Yi Chen (1446) | Lost 1-2 | -191481 |
| 2sealed | 239 | He, Si Chen (1482) | Lost 1-2 | -181463 |
| 3sealed | 392 | Wright, David (1477) | Won 2-1 | +181481 |
| 4sealed | 317 | Shih, Ming Hung (1464) | Lost 1-2 | -181463 |
| top | average opponent: 1467record: 1-3 | new rating: 1463 | ||