Brent, Sammy
Current rating: 1579
Record: 48-43-1
| Grand Prix Melbourne 2018 (GRN limited) | starting rating: 1582 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 237 | Morton, Robert [AUS] (1500) | Lost 1-2 | -191563 |
| 2sealed | 309 | Moore, James [AUS] (1481) | Lost 1-2 | -201543 |
| 3sealed | 382 | Rodgers, Mark (1464) | Won 2-1 | +171560 |
| 4sealed | 309 | Spriggs, Richard (1428) | Won 2-0 | +161576 |
| 5sealed | 248 | Jandausch, Daniel (1562) | Won 2-0 | +171593 |
| 6sealed | 223 | Takahashi, Zen (1796) | Lost 0-2 | -141579 |
| top | average opponent: 1538record: 3-3 | new rating: 1579 | ||
| Grand Prix Hong Kong 2017 (XLN limited) | starting rating: 1665 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 6 | Hsu, David (1581) | Lost 0-2 | -191646 |
| 3sealed | 290 | Ma, Junjie (1449) | Lost 0-2 | -221624 |
| 4sealed | 290 | Miclat, Alyssa Chrizelle (1370) | Lost 1-2 | -231601 |
| 5sealed | 299 | Wei, Guowei (1546) | Lost 1-2 | -191582 |
| top | average opponent: 1487record: 0-4 | new rating: 1582 | ||
| Grand Prix Brisbane 2017 (modern) | starting rating: 1669 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 170 | Tuerlings, James (1500) | Lost 0-2 | -211648 |
| 2modern | 329 | Fainges, Hannah (1484) | Won 2-1 | +151663 |
| 3modern | 297 | Drew, Nicholas (1500) | Won 2-0 | +151678 |
| 4modern | 194 | Cousens, Christopher (1629) | Lost 1-2 | -191659 |
| 5modern | 345 | Pazanin, Tony (1493) | Lost 1-2 | -211638 |
| 6modern | 338 | Wilson, David [AUS] (1489) | Won 2-0 | +151653 |
| 7modern | 268 | Davey, James (1434) | Lost 1-2 | -221631 |
| 8modern | 258 | Jackway, Robert (1666) | Won 2-0 | +191650 |
| 9modern | 216 | Frankel, Carl (1501) | Won 2-0 | +151665 |
| top | average opponent: 1522record: 5-4 | new rating: 1665 | ||
| Grand Prix Guangzhou 2016 (modern) | starting rating: 1592 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 136 | Guo, Hongkai (1497) | Won 2-1 | +161608 |
| 2modern | 83 | Leung, Foong (1519) | Lost 1-2 | -201588 |
| 3modern | 175 | Lu, Yang (1456) | Won 2-1 | +161604 |
| 4modern | 112 | Yen, Yung Ta (1480) | Won 2-0 | +161620 |
| 5modern | 102 | Wang, Gang (1551) | Won 2-1 | +171637 |
| 6modern | 65 | Li, Maxwell (1670) | Won 2-0 | +181655 |
| 7modern | 1031 | Chia, Evan En Yao (1558) | Lost 0-2 | -201635 |
| 8modern | 63 | Ong, Hak Tiong (1623) | Won 2-1 | +181653 |
| 9modern | 1032 | Ren, Gengnan (1571) | Lost 0-2 | -191634 |
| 10modern | 99 | Yang, Liyan (1730) | Won 2-1 | +191653 |
| 11modern | 92 | Yu, Muhan (1616) | Won 2-1 | +181671 |
| 12modern | 28 | Jia, Zhiyu (1661) | Won 2-1 | +181689 |
| 13modern | 36 | Huang, Han Shen (1595) | Lost 1-2 | -201669 |
| 14modern | 42 | Wan, Nuo (1647) | Won 2-0 | +171686 |
| 15modern | 40 | Oh, Joo Hyun (1695) | Lost 0-2 | -171669 |
| top | average opponent: 1591record: 10-5 | new rating: 1669 | ||
| Grand Prix Sydney 2016 (EMN limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 182 | Giang, Nathan (1755) | Won 2-0 | +221577 |
| 4sealed | 85 | Robertson, Patty (1852) | Lost 0-2 | -141563 |
| 5sealed | 238 | Contencin, Jack (1512) | Won 2-0 | +181581 |
| 6sealed | 99 | Severson, Eric (1893) | Won 2-1 | +231604 |
| 7sealed | 55 | Liu, Yuchen (1942) | Lost 1-2 | -121592 |
| 8sealed | 87 | Nielsen, Simon (1797) | Won 2-0 | +221614 |
| 9sealed | 103 | Lau, Garry (1699) | Lost 1-2 | -171597 |
| 10draft | 144 | Stern, Jon (1900) | Lost 0-2 | -121585 |
| 11draft | 26 | McGillivray, Connor (1514) | Won 2-1 | +161601 |
| 12draft | 138 | Nguyen, Edward (1568) | Won 2-0 | +181619 |
| 13draft | 49 | Hron, Mike (2001) | Lost 0-2 | -121607 |
| 14draft | 48 | Michaels, Lucas (1744) | Lost 1-2 | -151592 |
| top | average opponent: 1765record: 6-6 | new rating: 1592 | ||
| Grand Prix Melbourne 2016 (modern) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 23 | Takao, Shota (2031) | Won 2-0 | +261588 |
| 4modern | 29 | Willis, Michael (1654) | Lost 0-2 | -171571 |
| 5modern | 205 | Piper, Robert (1537) | Lost 1-2 | -191552 |
| 6modern | 262 | L'Hopital, Sonia (1577) | Lost 1-2 | -171535 |
| 7modern | 327 | Bentley, Justin (1499) | Won 2-0 | +171552 |
| 8modern | 213 | Winzenberg, Jake (1527) | Won 2-0 | +181570 |
| 9modern | 146 | Ball, Alexander (1755) | Lost 0-2 | -151555 |
| top | average opponent: 1654record: 3-4 | new rating: 1555 | ||
| Grand Prix Sydney 2015 (BFZ limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 202 | Elsworthy, Justin (1500) | Lost 1-2 | -191528 |
| 2sealed | 348 | Lau, Michael (1444) | Won 2-0 | +161544 |
| 3sealed | 196 | Liu, Jason (1649) | Won 2-0 | +201564 |
| 4sealed | 185 | Hicks, Luke (1516) | Won 2-1 | +171581 |
| 5sealed | 152 | Eyre, Karl (1657) | Lost 0-2 | -161565 |
| 6sealed | 156 | Huang, Leo (1503) | Won 2-0 | +171582 |
| 7sealed | 130 | Avis, Benjamin (1477) | Lost 1-2 | -201562 |
| top | average opponent: 1535record: 4-3 | new rating: 1562 | ||
| Grand Prix Auckland 2015 (FRF limited) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 63 | O'Keefe, Mitchell (1500) | Won 2-0 | +171562 |
| 3sealed | 29 | Shen, Xin (1582) | Won 2-0 | +191581 |
| 4sealed | 14 | Galea, Derick (1553) | Won 2-1 | +171598 |
| 5sealed | 76 | Maurici, Micheal (1875) | Lost 0-2 | -131585 |
| 6sealed | 40 | Etheridge, Kingsley (1588) | Lost 1-2 | -181567 |
| 7sealed | 71 | Krause-Heuer, Christop (1471) | Lost 0-2 | -201547 |
| 8sealed | 68 | Seaton, Traci (1463) | Won 2-1 | +171564 |
| 9sealed | 41 | Lau, Garry (1607) | Lost 0-2 | -171547 |
| top | average opponent: 1580record: 4-4 | new rating: 1547 | ||
| Grand Prix Sydney 2014 (M15 limited) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 43 | Free, Scott (1500) | Won 2-0 | +171591 |
| 2sealed | 171 | Emerson, Adrian (1552) | Won 2-0 | +171608 |
| 3sealed | 107 | Martin, Broderick (1534) | Lost 0-2 | -191589 |
| 4sealed | 145 | Altmann, Emile (1523) | Lost 0-2 | -191570 |
| 5sealed | 229 | Schulzeff, Jordan (1501) | Won 2-1 | +161586 |
| 6sealed | 196 | Warren, Connor (1503) | Lost 1-2 | -191567 |
| 7sealed | 207 | Canty-Seghers, Nathan (1488) | Won 2-0 | +161583 |
| 8sealed | 107 | Zhang, Qiu Shi (1666) | Lost 1-2 | -161567 |
| 9sealed | 134 | Stasiuk, Luke (1368) | Lost 0-2 | -221545 |
| top | average opponent: 1515record: 4-5 | new rating: 1545 | ||
| Grand Prix Melbourne 2014 (BNG standard) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 84 | Soens, Tye (1463) | Lost 0-2 | -191499 |
| 2standard | 238 | Herbert, Aaron (1481) | Won 2-1 | +181517 |
| 3standard | 286 | Graham, Aaron [AUS] (1531) | Won 2-0 | +181535 |
| 4standard | 249 | Zhou, Mark (1518) | Won 2-0 | +171552 |
| 5standard | 50 | Maxwell, Harry (1538) | Won 2-1 | +181570 |
| 6standard | 96 | Lee, Rick Hup Beng (1860) | Lost 1-2 | -131557 |
| 7standard | 142 | Phung, Andy (1528) | Won 2-0 | +181575 |
| 8standard | 83 | Clift, Tom (1554) | Won 2-0 | +171592 |
| 9standard | 59 | Snellaert, Jacob (1574) | Lost 0-2 | -181574 |
| top | average opponent: 1561record: 6-3 | new rating: 1574 | ||
| Grand Prix Brisbane 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 93 | Jordan, Robert (1439) | Won 2-0 | +171517 |
| 2modern | 75 | Thomson, Iain (1462) | Draw 1-1 | -11516 |
| 3modern | 96 | Rappo, Nicholas (1504) | Won 2-0 | +181534 |
| 4modern | 50 | Fowler, Shane (1511) | Won 2-0 | +171551 |
| 5modern | 25 | Walker, Braydon (1554) | Lost 0-2 | -181533 |
| 6modern | 65 | Zhou, Hongfei (1674) | Lost 1-2 | -151518 |
| top | average opponent: 1524record: 3-2-1 | new rating: 1518 | ||