Contreras, Ivan
Current rating: 1699
Record: 45-32-1
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1734 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 331 | Tasharski, Travis (1545) | Lost 0-2 | -221712 |
| 3modern | 306 | Dodd, Robert (1495) | Lost 0-2 | -221690 |
| 4modern | 470 | Black, Logan (1538) | Won 2-0 | +151705 |
| 5modern | 430 | Snowden, Corey (1532) | Won 2-0 | +151720 |
| 6modern | 267 | Thompson, Kelly (1522) | Lost 0-2 | -211699 |
| top | average opponent: 1526record: 2-3 | new rating: 1699 | ||
| Grand Prix Dallas-Fort Worth 2016 (modern) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 103 | Cossey, Nick (1574) | Lost 1-2 | -181573 |
| 3modern | 467 | Menzies III, William (1499) | Won 2-0 | +171590 |
| 4modern | 492 | Hale, Brian (1551) | Won 2-0 | +171607 |
| 5modern | 311 | Higginbotham, Gary (1536) | Lost 0-2 | -191588 |
| 6modern | 424 | Dodge, Chris (1517) | Won 2-0 | +161604 |
| 7modern | 275 | Ambler, Kevin (1663) | Won 2-1 | +201624 |
| 8modern | 229 | Peters, Brian (1623) | Won 2-0 | +181642 |
| 9modern | 124 | Jianu, Michael (1650) | Won 2-1 | +181660 |
| 10modern | 111 | Blanchet, Eric (1550) | Won 2-0 | +161676 |
| 11modern | 28 | Madson, Blake (1717) | Won 2-0 | +181694 |
| 12modern | 16 | Wiznitzer, Aryeh (1884) | Won 2-0 | +221716 |
| 13modern | 22 | Leben, Markus (1640) | Won 2-0 | +161732 |
| 14modern | 9 | D'Ambrose, Nicolas (1831) | Lost 1-2 | -161716 |
| 15modern | 33 | Allen, Solon (1675) | Won 2-0 | +181734 |
| top | average opponent: 1636record: 11-3 | new rating: 1734 | ||
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1583 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 1041 | Tang, Frederick (1481) | Lost 1-2 | -201563 |
| 3modern | 489 | Kilburn, Brian (1392) | Won 0-0 | +151578 |
| 4modern | 324 | Cagle, Adam (1517) | Won 2-0 | +171595 |
| 5modern | 211 | McDonald, Chance (1589) | Lost 1-2 | -181577 |
| 6modern | 276 | Sartin, Kendall (1491) | Won 2-0 | +161593 |
| 7modern | 156 | Jacobo, Josh (1539) | Won 2-0 | +171610 |
| 8modern | 182 | Merry, Philip (1559) | Lost 0-2 | -191591 |
| top | average opponent: 1510record: 4-3 | new rating: 1591 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1589 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 173 | Santos, Hudson (1467) | Won 2-0 | +161605 |
| 4sealed | 37 | Alejandro, John (1514) | Won 2-1 | +161621 |
| 5sealed | 35 | Klein, Andrew (1615) | Lost 1-2 | -181603 |
| 6sealed | 78 | Falkenrath, Chris (1567) | Won 2-0 | +171620 |
| 7sealed | 36 | Reynolds, Matthew (1594) | Lost 0-2 | -181602 |
| 8sealed | 103 | Maeder, Michael (1562) | Lost 0-2 | -191583 |
| top | average opponent: 1553record: 3-3 | new rating: 1583 | ||
| Grand Prix San Antonio 2014 (KTK standard) | starting rating: 1571 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 116 | Harrington, Bryan (1578) | Lost 0-2 | -181553 |
| 4standard | 310 | Jalandoni, Vicente (1518) | Won 2-0 | +171570 |
| 5standard | 173 | Esquerra, Enrique (1520) | Won 2-0 | +171587 |
| 6standard | 33 | Whitcomb, Paul (1573) | Lost 1-2 | -181569 |
| 7standard | 164 | Usey, Chase (1485) | Won 2-0 | +171586 |
| 8standard | 93 | Brown, Eric (1568) | Won 2-0 | +171603 |
| 9standard | 37 | Friedman, Samuel (1811) | Lost 0-2 | -141589 |
| top | average opponent: 1579record: 4-3 | new rating: 1589 | ||
| Grand Prix Dallas-Fort Worth 2013 (THS standard) | starting rating: 1592 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 234 | Gomez, David (1762) | Lost 0-2 | -151577 |
| 4standard | 273 | Dove, Daniel (1515) | Won 2-1 | +171594 |
| 5standard | 253 | Duquaine, Cory (1534) | Lost 1-2 | -191575 |
| 6standard | 272 | Bullock, Jason (1494) | Won 2-0 | +161591 |
| 7standard | 175 | Stoute, Terry (1565) | Lost 1-2 | -181573 |
| 8standard | 278 | Campbell, David (1488) | Won 2-1 | +161589 |
| 9standard | 208 | Peralez, Joey (1562) | Lost 0-2 | -181571 |
| top | average opponent: 1560record: 3-4 | new rating: 1571 | ||
| Grand Prix Albuquerque 2013 (THS standard) | starting rating: 1570 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 205 | Motchkavitz, Matt (1653) | Won 2-1 | +191589 |
| 3standard | 153 | Smith, Samuel (1539) | Lost 1-2 | -191570 |
| 4standard | 323 | Conner, Alana (1518) | Won 2-0 | +171587 |
| 5standard | 198 | Feng, Hans (1678) | Lost 0-2 | -161571 |
| 6standard | 260 | Reimer, Jon (1479) | Won 2-0 | +161587 |
| 7standard | 229 | Throop, Adrian (1590) | Won 2-0 | +181605 |
| 8standard | 186 | Downing, Eric (1646) | Won 2-1 | +191624 |
| 9standard | 147 | Davis, Michael (1521) | Won 2-0 | +161640 |
| 10standard | 55 | Feeley, Sam (1470) | Won 2-0 | +151655 |
| 11standard | 51 | Pardee, Samuel (1933) | Lost 0-2 | -131642 |
| 12standard | 40 | Minard, Darin (1900) | Lost 0-2 | -131629 |
| 13standard | 44 | Wolloch, Sam (1612) | Lost 0-2 | -191610 |
| 14standard | 54 | McCarthy, Chris (1578) | Lost 1-2 | -181592 |
| top | average opponent: 1624record: 7-6 | new rating: 1592 | ||
| Grand Prix Oklahoma City 2013 (THS limited) | starting rating: 1532 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 152 | Ware, Danny (1518) | Lost 1-2 | -181514 |
| 3sealed | 468 | Burns, Ben (1557) | Won 2-0 | +181532 |
| 4sealed | 327 | Welter, John (1525) | Lost 0-2 | -181514 |
| 5sealed | 359 | Linebarger, Jeremiah (1438) | Won 2-0 | +171531 |
| 6sealed | 258 | Carlos, Gian Carlo (1502) | Won 2-0 | +171548 |
| 7sealed | 295 | Slaton, Hunter (1741) | Won 2-1 | +221570 |
| 8sealed | 252 | Glaser, Gary (1530) | Won 2-0 | +171587 |
| 9sealed | 184 | Richards, Shane (1624) | Lost 0-2 | -171570 |
| top | average opponent: 1554record: 5-3 | new rating: 1570 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1513 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1112 | Hovey, Bryan (1500) | Won 2-0 | +181531 |
| 2sealed | 1005 | Wu, Gavin (1546) | Won 2-1 | +181549 |
| 3sealed | 1032 | Swatkins, Brian (1577) | Won 2-0 | +191568 |
| 4sealed | 980 | Ancelmo, Fabio (1563) | Lost 0-2 | -181550 |
| 5sealed | 904 | Hetrick, Travis (1553) | Lost 0-2 | -181532 |
| top | average opponent: 1548record: 3-2 | new rating: 1532 | ||
| Grand Prix Dallas-Fort Worth 2011 (MBS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 128 | Schladetzky, Josh (1448) | Won 2-1 | +171517 |
| 2standard | 200 | Norton, Chris (1452) | Won 2-1 | +171534 |
| 3standard | 126 | Taddei, Matthew (1538) | Won 2-0 | +181552 |
| 4standard | 138 | Horton, Joshua (1484) | Draw 1-1 | -11551 |
| 5standard | 80 | Krizan, Zach (1468) | Lost 1-2 | -201531 |
| 6standard | 184 | Bessette, Jake D (1535) | Lost 1-2 | -181513 |
| top | average opponent: 1488record: 3-2-1 | new rating: 1513 | ||