Brazil, Isaac
Current rating: 1580
Record: 50-49
| Regional Championships Dallas 2023 (pioneer) | starting rating: 1605 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 514 | Lindy, Josh (1482) | Lost 1-2 | -201585 |
| 2pioneer | 401 | Paduano, Bryan (1416) | Lost 1-2 | -211564 |
| 3pioneer | 546 | Blake, James (1414) | Won 2-1 | +151579 |
| 4pioneer | 434 | Brcko, Luke (1423) | Won 2-0 | +161595 |
| 5pioneer | 367 | Ritter, Jacob (1891) | Won 2-0 | +231618 |
| 6pioneer | 240 | Fowler, Zach (1590) | Lost 1-2 | -191599 |
| 7pioneer | 294 | Edgell, Victor (1524) | Lost 0-2 | -191580 |
| top | average opponent: 1534record: 3-4 | new rating: 1580 | ||
| Grand Prix Phoenix 2020 (pioneer) | starting rating: 1601 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 167 | Lewis, Sam 5084 (1649) | Won 2-0 | +181619 |
| 2pioneer | 23 | Powell, Piper (1721) | Won 2-0 | +201639 |
| 3pioneer | 121 | Fisher, Ryan (1527) | Lost 0-2 | -201619 |
| 4pioneer | 319 | Nguyen, Lee Hung (1584) | Won 2-1 | +181637 |
| 5pioneer | 132 | Bernat, Michael (1871) | Lost 0-2 | -141623 |
| 6pioneer | 199 | Cook, Cassidy (1659) | Lost 1-2 | -181605 |
| top | average opponent: 1668record: 3-3 | new rating: 1605 | ||
| Grand Prix Las Vegas 2019 (limited) (MH1 limited) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 71 | Seeds, Edward (1500) | Won 2-0 | +161597 |
| 2sealed | 199 | Razzaboni, Mark (1561) | Won 2-0 | +181615 |
| 3sealed | 207 | MacMillan, Dan (1603) | Lost 0-2 | -191596 |
| 4sealed | 285 | Rodriguez, Brian (1443) | Won 2-0 | +161612 |
| 5sealed | 157 | Fung, Jeff (1723) | Won 2-1 | +201632 |
| 6sealed | 1181 | Wu, Yanfei (1564) | Lost 0-2 | -201612 |
| 7sealed | 248 | Purpura, Gregory (1968) | Lost 0-2 | -111601 |
| top | average opponent: 1623record: 4-3 | new rating: 1601 | ||
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1601 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 259 | Bhattacharya, Siddhartho (1500) | Lost 0-2 | -201581 |
| top | record: 0-1 | new rating: 1581 | ||
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1546 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 114 | Banh, David (1482) | Won 2-0 | +171563 |
| 3sealed | 308 | Loux, Chris (1537) | Won 2-1 | +171580 |
| 4sealed | 161 | Smith, Grady (1558) | Won 2-0 | +181598 |
| 5sealed | 51 | Nelson, Colleen (1541) | Won 2-1 | +171615 |
| 6sealed | 32 | Marklyn, Tyler (1707) | Won 2-0 | +201635 |
| 7sealed | 16 | Besterman, Daniel (1761) | Won 2-1 | +201655 |
| 8sealed | 10 | Ragsdale, Adam (2026) | Lost 0-2 | -121643 |
| 9sealed | 41 | Wagoner, Dylan (1733) | Lost 0-2 | -161627 |
| 10draft | 8 | Naide, Kazutaka (1741) | Lost 1-2 | -161611 |
| 11draft | 8 | Pardee, Carolyn (1628) | Won 0-0 | +181629 |
| 12draft | 7 | Severson, Eric (1884) | Won 2-0 | +231652 |
| 13draft | 63 | Jen, Ivan (1607) | Lost 0-2 | -191633 |
| 14draft | 56 | Seck, Ben (1818) | Lost 1-2 | -151618 |
| 15draft | 48 | Tillman, Thomas (1628) | Lost 1-2 | -171601 |
| top | average opponent: 1689record: 8-6 | new rating: 1601 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1570 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 161 | Beedy, Thomas (1519) | Won 2-0 | +171587 |
| 3standard | 161 | Savvingou-Pangas, Mike (1551) | Lost 1-2 | -181569 |
| 4standard | 271 | Caitung, Rocky (1474) | Lost 0-2 | -201549 |
| 5standard | 373 | Hays, Kent (1469) | Won 2-0 | +161565 |
| 6standard | 315 | Adams, Joseph (1486) | Lost 1-2 | -191546 |
| top | average opponent: 1500record: 2-3 | new rating: 1546 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 45 | Kanayama, Haruki (1692) | Won 2-1 | +201588 |
| 3standard | 70 | Oh, Joo Hyun (1662) | Lost 0-2 | -161572 |
| 4standard | 451 | Sakamoto, Daisuke (1493) | Lost 1-2 | -201552 |
| 5standard | 1230 | Kutsukake, Takuro (1557) | Won 2-1 | +181570 |
| 6standard | 826 | Suga, Junichi (1517) | Won 2-0 | +171587 |
| 7standard | 597 | Isurugi, Hideyuki (1635) | Lost 0-2 | -171570 |
| top | average opponent: 1593record: 3-3 | new rating: 1570 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 630 | Osuga, Hiroaki (1337) | Won 2-0 | +161465 |
| 2sealed | 248 | Itakura, Kenichi (1522) | Won 2-0 | +191484 |
| 3sealed | 374 | Nakano, Fumiki (1738) | Won 2-0 | +231507 |
| 4sealed | 279 | Inoue, Toru (1729) | Lost 0-2 | -141493 |
| 5sealed | 196 | Yamada, Tsutomu (1575) | Won 2-1 | +191512 |
| 6sealed | 182 | Odachi, Takuhei (1577) | Won 2-0 | +191531 |
| 7sealed | 164 | Takahira, Takashi (1641) | Won 2-1 | +201551 |
| 8sealed | 55 | Matumoto, Yoshitaka (1587) | Won 2-0 | +191570 |
| 9sealed | 50 | Mashima, Mitsuharu (1876) | Won 2-1 | +231593 |
| 10draft | 97 | Shiraishi, Ryou (1741) | Won 2-1 | +211614 |
| 11draft | 238 | Machida, Takahiro (1773) | Lost 0-2 | -151599 |
| 12draft | 5 | Okano, Toshiya (1689) | Won 2-0 | +191618 |
| 13draft | 166 | Hirose, Yoshiyuki (1631) | Lost 0-2 | -171601 |
| 14draft | 145 | Tanaka, Shinichi (1783) | Lost 0-2 | -151586 |
| 15draft | 120 | Taniguchi, Reo (1585) | Lost 0-2 | -181568 |
| top | average opponent: 1652record: 10-5 | new rating: 1568 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 264 | Kurihara, Satoshi (1457) | Won 2-0 | +181475 |
| 2standard | 328 | Hokumura, Tatsuro (1434) | Won 2-1 | +171492 |
| 3standard | 198 | Sugiyama, Yuya (2042) | Lost 1-2 | -91483 |
| 4standard | 617 | Sato, Yusei (1507) | Lost 1-2 | -171466 |
| 5standard | 695 | Manabe, Hirokazu (1510) | Won 2-1 | +191485 |
| 6standard | 402 | Ikoma, Tomoyuki (1499) | Lost 1-2 | -181467 |
| 7standard | 655 | Hashimoto, Kazuki (1428) | Lost 1-2 | -191448 |
| 8standard | 629 | Suzuki, Uta (1461) | Won 2-0 | +181466 |
| 9standard | 420 | Katayama, Chiharu (1500) | Lost 1-2 | -171449 |
| top | average opponent: 1537record: 4-5 | new rating: 1449 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2205 | Iitsuka, Satoshi (1500) | Won 2-1 | +181485 |
| 2sealed | 2206 | Ishizuki, Takuya (1574) | Lost 1-2 | -161469 |
| 3sealed | 2297 | Kamichika, Koji (1502) | Won 2-1 | +181487 |
| 4sealed | 2251 | Ichige, Masato (1662) | Won 2-1 | +221509 |
| 5sealed | 2176 | Kawabata, Shou8056 (1502) | Won 2-0 | +171526 |
| 6sealed | 2117 | Itou, Kouei (1567) | Lost 0-2 | -171509 |
| 7sealed | 2148 | Fukunaga, Keisuke (1568) | Lost 1-2 | -171492 |
| 8sealed | 2152 | Hasegawa, Yuuhei (1498) | Lost 1-2 | -181474 |
| 9sealed | 2122 | Shimazu, Yoshiki (1510) | Lost 0-2 | -171457 |
| top | average opponent: 1542record: 4-5 | new rating: 1457 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 235 | Ristovsky, Tom (1681) | Lost 0-2 | -151471 |
| 2sealed | 343 | Noda, Ryota (1463) | Lost 1-2 | -181453 |
| 3sealed | 485 | Yasuda, Kazuki (1500) | Won 2-0 | +191472 |
| 4sealed | 461 | Nishikawa, Shigeki (1363) | Won 2-1 | +161488 |
| 5sealed | 382 | Nguyen, Mike (1448) | Lost 1-2 | -191469 |
| 6sealed | 349 | Leber, Denis (1265) | Won 2-0 | +151484 |
| 7sealed | 229 | Takato, Toshiyuki (1540) | Lost 0-2 | -171467 |
| top | average opponent: 1466record: 3-4 | new rating: 1467 | ||
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 479 | Bhuta, Anish (1500) | Lost 0-2 | -181482 |
| 2sealed | 569 | Stewart, Jason (1479) | Won 2-0 | +181500 |
| 3sealed | 315 | Meeham, Patrick (1500) | Won 2-0 | +181518 |
| 4sealed | 427 | Linnane, Patrick (1500) | Lost 0-2 | -181500 |
| 5sealed | 518 | Lincoln, Patrick (1500) | Won 2-0 | +181518 |
| 6sealed | 343 | Sheftel, Alex (1519) | Won 2-0 | +181536 |
| 7sealed | 3 | Jeng, John (1536) | Won 2-0 | +181554 |
| 8sealed | 150 | Loraine, Adam (1575) | Lost 0-2 | -181536 |
| 9sealed | 51 | Dietrich, Jonathan (1550) | Won 2-1 | +181554 |
| 10draft | 57 | Caporaletti, Brendan (1589) | Lost 0-2 | -171537 |
| 11draft | 31 | Bacher, Isaac (1558) | Lost 0-2 | -181519 |
| 13draft | 19 | Romero, Bill (1591) | Lost 0-2 | -161503 |
| 14draft | 31 | Abeln, Brant (1566) | Lost 1-2 | -171486 |
| top | average opponent: 1536record: 6-7 | new rating: 1486 | ||