Humphreys, Mark Brian
Current rating: 1582
Record: 27-20-4 (GP) / 2-5 (professional)
| Grand Prix Birmingham 2018 (leg) (legacy) | starting rating: 1612 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 271 | Bohm, Philip (1474) | Won 2-1 | +151627 |
| 2legacy | 197 | Poyntz, Sam (1548) | Won 2-1 | +171644 |
| 3legacy | 134 | Hartley, James (1621) | Won 2-1 | +171661 |
| 4legacy | 131 | Badiali, Tommaso (1635) | Lost 0-2 | -181643 |
| 5legacy | 223 | Berner, Matthias (1610) | Lost 0-2 | -191624 |
| 6legacy | 207 | Repa, Tamas (1626) | Draw 1-1 | 01624 |
| 7legacy | 255 | Smith, Colin [ENG] (1466) | Lost 0-2 | -211603 |
| 8legacy | 278 | Dewerchin, Loic (1428) | Lost 0-2 | -211582 |
| top | average opponent: 1551record: 3-4-1 | new rating: 1582 | ||
| Grand Prix Birmingham 2004 (DST limited) | starting rating: 1627 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 68 | Glenister, Mark (1526) | Won 2-0 | +161643 |
| 3sealed | 78 | Krautmann, Wenzel (1702) | Lost 0-2 | -171626 |
| 4sealed | 79 | Cordell, Ben (1483) | Won 2-1 | +161642 |
| 5sealed | 77 | Ruel, Olivier (1919) | Lost 1-2 | -131629 |
| 6sealed | 129 | Verno, Gianluca (1586) | Won 2-1 | +171646 |
| 7sealed | 68 | Gouin, Steven (1847) | Lost 0-2 | -141632 |
| 8sealed | 102 | da Silva, Antonio (1518) | Lost 0-2 | -201612 |
| top | average opponent: 1654record: 3-4 | new rating: 1612 | ||
| Grand Prix London 2003 (Onslaught block) | starting rating: 1619 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 32 | McCarthy, John [IRL] (1518) | Won 2-0 | +161635 |
| 3block | 64 | Doise, Jan (1608) | Won 2-1 | +181653 |
| 4block | 36 | Maaten, Rogier (1710) | Lost 1-2 | -171636 |
| 5block | 78 | Chanioux, Pierre (1547) | Lost 0-2 | -201616 |
| 6block | 120 | Murphy, Lee (1425) | Draw 1-1 | -31613 |
| 7block | 111 | Nunes, Goncalo (1574) | Won 2-0 | +171630 |
| 8block | 74 | Faustino, Manuel (1479) | Draw 1-1 | -31627 |
| top | average opponent: 1552record: 3-2-2 | new rating: 1627 | ||
| Grand Prix London 2002 (Odyssey block) | starting rating: 1646 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 46 | Kyriazis, Ioannis (1513) | Won 2-1 | +151661 |
| 2block | 140 | Evans, Paul (1486) | Lost 1-2 | -211640 |
| 3block | 233 | Basselet, Olivier (1466) | Lost 0-2 | -211619 |
| top | average opponent: 1489record: 1-2 | new rating: 1619 | ||
| Grand Prix London 2001 (Invasion block) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 30 | Fernandez, Rafael (1518) | Lost 1-2 | -191542 |
| 3block | 127 | van Aerde, Thijs (1498) | Won 2-0 | +181560 |
| 4block | 145 | Hooper, Steven (1517) | Won 2-0 | +171577 |
| 5block | 67 | Karlsson, Morgan (1740) | Won 2-0 | +211598 |
| 6block | 23 | Haeberli, Juerg (1505) | Won 2-0 | +161614 |
| 7block | 23 | Fuller, Ryan (1905) | Draw 1-1 | +51619 |
| 8block | 27 | Keulen, Johan (1564) | Won 2-1 | +171636 |
| 9block | 10 | Parker, Brock (2012) | Lost 0-2 | -111625 |
| 10block | 22 | Coueffe, Romuald (1577) | Lost 0-2 | -191606 |
| 11block | 28 | Payen, Laurent (1545) | Won 2-1 | +171623 |
| 12block | 22 | Snepvangers, Bram (1853) | Won 2-1 | +221645 |
| 13block | 17 | Ramos Da Fonseca, Dilson (1619) | Won 2-1 | +171662 |
| 14block | 13 | Brackmann, Aaron (1732) | Lost 1-2 | -161646 |
| top | average opponent: 1660record: 8-4-1 | new rating: 1646 | ||
| Grand Prix Manchester 2000 (INV limited) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 42 | Chapman, David (1500) | Won 2-1 | +191476 |
| 2sealed | 26 | McNish, Andy (1518) | Won 2-1 | +191495 |
| 3sealed | 16 | Courtois, Frederic (1679) | Won 2-0 | +211516 |
| 4sealed | 28 | Bernabeu-Edo, Jesus (1588) | Lost 0-2 | -171499 |
| 5sealed | 31 | Ross, Edward (1533) | Won 2-1 | +191518 |
| 6sealed | 26 | Sutcliffe, David (1498) | Won 2-1 | +171535 |
| 7sealed | 9 | Kesselman, Eric (1579) | Lost 1-2 | -171518 |
| 8rochester | 25 | Pustilnik, Michael (1762) | Lost 1-2 | -131505 |
| 9rochester | 30 | Delere, Andre (1479) | Won 2-1 | +171522 |
| 10rochester | 26 | van Leeuwen, Gerard (1565) | Won 2-1 | +191541 |
| 11rochester | 22 | Ross, Edward (1576) | Won 2-0 | +191560 |
| 12rochester | 23 | Benson, Gordon (1594) | Won 2-0 | +181578 |
| 13rochester | 24 | Christensen, Allan (1632) | Lost 0-2 | -171561 |
| top | average opponent: 1577record: 9-4 | new rating: 1561 | ||
| Pro Tour New York 2000 (Masques block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 22 | Tsang, Terry (1686) | Lost 1-2 | -151485 |
| 2block | 104 | Mowshowitz, Zvi (1686) | Lost 1-2 | -141471 |
| 3block | 144 | Swoyer, Mark (1447) | Lost 1-2 | -181453 |
| 4block | 139 | Bakke, Geir (1435) | Won 2-0 | +171470 |
| 5block | 119 | Powell, Pete (1464) | Won 2-0 | +181488 |
| 6block | 91 | Gallitz, Donald (1799) | Lost 0-2 | -121476 |
| 7block | 99 | Miller, Patrick (1444) | Lost 0-1 | -191457 |
| top | average opponent: 1566record: 2-5 | new rating: 1457 | ||