Mendoza, Rex
Current rating: 1552
Record: 21-18
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 118 | Becker, Stephen (1516) | Won 2-1 | +181579 |
| 3sealed | 47 | Riecks, Matthew (1666) | Lost 1-2 | -171562 |
| 4sealed | 166 | Gomez, Andres (1502) | Won 2-0 | +171579 |
| 5sealed | 167 | Dumbelton, Jon (1612) | Won 2-1 | +191598 |
| 6sealed | 71 | Tran, William (1561) | Won 2-1 | +171615 |
| 7sealed | 33 | Son, Steven (1743) | Won 2-0 | +201635 |
| 8sealed | 40 | Troha, Dan (1990) | Lost 1-2 | -121623 |
| 9sealed | 55 | Nguyen, Kevin (1722) | Lost 0-2 | -161607 |
| 10draft | 27 | Skipwith, Colin (1618) | Lost 1-2 | -181589 |
| 11draft | 47 | Thomas, Tommy (1515) | Lost 1-2 | -191570 |
| 12draft | 48 | Johnson, Ian (1546) | Lost 0-2 | -181552 |
| top | average opponent: 1635record: 5-6 | new rating: 1552 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 379 | Racinelli, Ennio (1462) | Won 2-0 | +161564 |
| 2sealed | 171 | Long, Craig (1521) | Won 2-0 | +171581 |
| 3sealed | 112 | Yin, Andrew (1539) | Lost 0-2 | -181563 |
| 4sealed | 296 | Dhruv, Mikhail (1483) | Lost 1-2 | -201543 |
| 5sealed | 330 | Rand, Kevin (1543) | Won 2-1 | +181561 |
| 6sealed | 240 | Tukeman, Sammy (1633) | Won 2-0 | +201581 |
| 7sealed | 201 | Komor, Russell (1515) | Lost 1-2 | -201561 |
| top | average opponent: 1528record: 4-3 | new rating: 1561 | ||
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 26 | Seaver, Ryan (1582) | Won 2-1 | +191553 |
| 2block | 1 | Crosswhite, Zachery (1397) | Won 2-0 | +151568 |
| 3block | 152 | Contino, Jimmy (1558) | Lost 0-2 | -181550 |
| 4block | 211 | Nguyen, Michael (1552) | Won 2-0 | +181568 |
| 5block | 145 | Neal, Chris (1458) | Lost 1-2 | -201548 |
| top | average opponent: 1509record: 3-2 | new rating: 1548 | ||
| Grand Prix San Diego 2011 (ISD limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 481 | Lee, Brian (1465) | Won 2-1 | +171534 |
| 2sealed | 492 | Bertone, Christopher (1388) | Won 2-1 | +161550 |
| 3sealed | 430 | Olsen, Chris (1640) | Lost 1-2 | -171533 |
| 4sealed | 493 | Itriago, Juan (1518) | Won 2-1 | +181551 |
| 5sealed | 519 | Lin, Le (1594) | Won 2-0 | +191570 |
| 6sealed | 473 | Haueter, Gregg (1555) | Lost 1-2 | -181552 |
| 7sealed | 470 | Fung, Gan (1582) | Won 2-0 | +181570 |
| 8sealed | 467 | Mukhar, Alex (1558) | Lost 1-2 | -181552 |
| 9sealed | 475 | Nick S., (1548) | Lost 1-2 | -181534 |
| top | average opponent: 1539record: 5-4 | new rating: 1534 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 155 | Jacoby, Daniel M (1500) | Lost 0-2 | -181482 |
| 2extended | 308 | Conley, Michael (1398) | Won 2-0 | +161498 |
| 3extended | 175 | Gordon, Alex (1500) | Won 2-0 | +191517 |
| 4extended | 217 | Tukeman, Sammy (1520) | Lost 1-2 | -181499 |
| 5extended | 274 | Mohr, Bryan (1532) | Won 2-1 | +181517 |
| 6extended | 207 | Kronenberg, Art N (1517) | Won 2-0 | +181535 |
| 7extended | 115 | Smith, Alex L (1548) | Lost 0-2 | -181517 |
| top | average opponent: 1502record: 4-3 | new rating: 1517 | ||