Halol, Zal
Current rating: 1600
Record: 34-28-2
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1618 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 457 | Gaxiola, Joshua (1619) | Lost 0-2 | -181600 |
| top | record: 0-1 | new rating: 1600 | ||
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1609 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 231 | Salazar, JP (1676) | Won 2-0 | +191628 |
| 2modern | 72 | Myers, Clayton (1410) | Won 2-0 | +141642 |
| 3modern | 111 | Griffin, Kyle (1459) | Won 2-1 | +151657 |
| 4modern | 4 | Shen, Max (1527) | Lost 1-2 | -211636 |
| 5modern | 279 | Hopkins, Will (1496) | Won 2-1 | +161652 |
| 6modern | 68 | Rickard, Jordan (1540) | Won 2-0 | +161668 |
| 7modern | 45 | Gomez, Sergio (1642) | Won 2-1 | +171685 |
| 8modern | 51 | Jerome, Alec (1772) | Won 2-1 | +201705 |
| 9modern | 38 | Friedman, Ben (2080) | Lost 0-2 | -121693 |
| 10modern | 79 | Ramirez, Daniel (1743) | Won 2-1 | +191712 |
| 11modern | 52 | Andreatta Bueno, Vagner Luiz (1575) | Lost 1-2 | -201692 |
| 12modern | 85 | Whitcomb, James (1635) | Lost 0-2 | -191673 |
| 13modern | 104 | Kominowski, Maxx (1586) | Lost 1-2 | -201653 |
| 14modern | 107 | Armstrong, Sean (1515) | Lost 0-2 | -201633 |
| 15modern | 104 | Lundquist, Anthony (1817) | Lost 0-2 | -151618 |
| top | average opponent: 1632record: 8-7 | new rating: 1618 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1608 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 644 | Lo, Steven (1597) | Won 2-0 | +181626 |
| 2modern | 561 | Ronquillo, Voltaire (1672) | Lost 0-2 | -171609 |
| top | average opponent: 1634record: 1-1 | new rating: 1609 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 296 | Black, Theo (1500) | Lost 0-2 | -181524 |
| 2modern | 708 | Hittle, Tyler (1482) | Won 2-0 | +171541 |
| 3modern | 677 | Milway, Brendan (1499) | Won 2-1 | +171558 |
| 4modern | 586 | Warnell, Omar (1516) | Won 2-0 | +171575 |
| 5modern | 453 | Lewis, Michael (1445) | Won 2-0 | +161591 |
| 6modern | 191 | Lincoln, Zachary (1539) | Won 2-0 | +171608 |
| 7modern | 132 | Tabaldo, Brandon (1580) | Won 2-0 | +181626 |
| 8modern | 102 | Nokes, Joseph (1599) | Won 2-0 | +171643 |
| 9modern | 43 | Lee, Valerian (1618) | Lost 1-2 | -181625 |
| 10modern | 38 | Gordon, Ray (1588) | Won 2-1 | +171642 |
| 11modern | 72 | Littles, Charles (1608) | Lost 0-2 | -191623 |
| 12modern | 99 | Beltran, Matthew (1560) | Lost 0-2 | -191604 |
| 13modern | 141 | Martinez, Anthony (1615) | Draw 1-1 | 01604 |
| 14modern | 152 | Sacher, AJ (1872) | Won 2-0 | +231627 |
| 15modern | 112 | Lindsay, Andrew (1571) | Lost 1-2 | -191608 |
| top | average opponent: 1573record: 9-5-1 | new rating: 1608 | ||
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 161 | Berozofsky, Seth (1439) | Won 2-0 | +161579 |
| 2standard | 329 | Nollen, Dylan (1664) | Lost 1-2 | -171562 |
| 3standard | 579 | Zoukas, Phillip (1447) | Won 2-0 | +161578 |
| 4standard | 312 | Mourssali, Riad (1641) | Lost 0-2 | -171561 |
| 5standard | 350 | Ohanessian, Patrick (1506) | Lost 0-2 | -191542 |
| top | average opponent: 1539record: 2-3 | new rating: 1542 | ||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1608 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 405 | Fox, Adam H (1538) | Lost 0-2 | -201588 |
| 3standard | 692 | Mendoza Tagle, Hiram Hel (1359) | Lost 0-2 | -221566 |
| 4standard | 750 | Rider, Kirk (1482) | Won 2-1 | +171583 |
| 5standard | 533 | Lyon, Elliot (1499) | Lost 1-2 | -201563 |
| top | average opponent: 1470record: 1-3 | new rating: 1563 | ||
| Grand Prix San Diego 2013 (modern) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 201 | Fazendin, Will K (1500) | Lost 0-2 | -181459 |
| 2modern | 236 | Smith, Logan (1460) | Won 2-0 | +181477 |
| 3modern | 140 | Davis, Ronnell (1501) | Won 2-0 | +191496 |
| 4modern | 200 | Yan, David (1499) | Draw 1-1 | 01496 |
| 5modern | 192 | Colwell, Jack (1481) | Won 2-0 | +171513 |
| 6modern | 124 | Hernandez, Juan Carlos (1538) | Won 2-1 | +191532 |
| 7modern | 80 | Koven, Robert (1700) | Won 2-1 | +211553 |
| 8modern | 47 | Moellman, Mark (1577) | Won 2-0 | +181571 |
| 9modern | 87 | Bailey, Benjamin (1643) | Won 2-1 | +201591 |
| 10modern | 16 | Nemeth, Mark (1688) | Lost 0-2 | -171574 |
| 11modern | 35 | Wijaya, Vidianto (1983) | Won 2-0 | +251599 |
| 12modern | 21 | Hampton, Jesse (1848) | Won 2-1 | +231622 |
| 13modern | 13 | Ferrando, Matthew (1846) | Lost 1-2 | -141608 |
| 14modern | 23 | Dobbs, Jacob (1577) | Lost 1-2 | -191589 |
| 15modern | 34 | Raines, Joseph (1600) | Won 2-0 | +191608 |
| top | average opponent: 1629record: 10-4-1 | new rating: 1608 | ||
| Grand Prix San Diego 1999 (MMQ limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 84 | Austin, Scott (1500) | Won 0-0 | +181518 |
| 2sealed | 54 | Michaels, Max (1518) | Won 0-0 | +181536 |
| 3sealed | 29 | Fung, Jeff (1309) | Lost 0-2 | -221514 |
| 4sealed | 81 | Sheldon, Scott (1518) | Lost 0-0 | -181496 |
| 5sealed | 93 | Demaio, Chris (1471) | Lost 0-0 | -181478 |
| 6sealed | 82 | Brennan, John (1481) | Won 2-0 | +181496 |
| 7sealed | 65 | Lytle, Joel (1451) | Lost 0-0 | -191477 |
| top | average opponent: 1464record: 3-4 | new rating: 1477 | ||