Koo, Eugene
Current rating: 1703 (#6295)
Record: 81-68-6 (GP) / 8-7 (professional)
- 2014
- 2015
- 2016
- 2017
- 2018
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1693 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 144 | Venkatraman, Anirudh (1518) | Won 2-0 | +151708 |
| 3sealed | 98 | Ferraro, Casey (1774) | Lost 1-2 | -171691 |
| 4sealed | 176 | Rodrigues, Dante (1450) | Lost 1-2 | -221669 |
| 5sealed | 421 | Cerezo, Gabriella (1477) | Won 2-0 | +151684 |
| 6sealed | 214 | Rader, Gage (1472) | Won 2-0 | +141698 |
| 7sealed | 169 | Zhang, Xiaoji (1578) | Won 2-1 | +161714 |
| 8sealed | 107 | Berni, Roberto (1747) | Won 2-0 | +181732 |
| 9sealed | 78 | Martin, Weston (1533) | Won 2-0 | +151747 |
| 10draft | 18 | Anderson, Kevin (1605) | Won 2-1 | +151762 |
| 11draft | 95 | Jones, Christian (1605) | Lost 1-2 | -211741 |
| 12draft | 90 | Desangles, Anthony (1667) | Lost 1-2 | -191722 |
| 13draft | 68 | Liang, Rich (1584) | Lost 0-2 | -211701 |
| 14draft | 57 | Bercovich, Brandon (1717) | Lost 0-2 | -171684 |
| 15draft | 51 | Baker, Chris (1779) | Won 2-1 | +191703 |
| top | average opponent: 1608record: 8-6 | new rating: 1703 | ||
| Grand Prix Las Vegas 2018 (limited) (DOM limited) | starting rating: 1579 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 7 | Chung, Eddie (1497) | Won 2-0 | +171596 |
| 3sealed | 304 | Reynolds, Jesse (1537) | Lost 1-2 | -191577 |
| 4sealed | 525 | Petrov, Matt (1598) | Won 2-1 | +181595 |
| 5sealed | 173 | Chelf, Ben (1486) | Won 2-1 | +161611 |
| 6sealed | 167 | Allen, Dale (1596) | Won 2-0 | +181629 |
| 7sealed | 113 | Rehn, Spencer (1535) | Won 2-0 | +161645 |
| 8sealed | 69 | Whitmore, Jason (1558) | Won 2-0 | +161661 |
| 9sealed | 12 | Cheung, Raymond (1883) | Won 2-0 | +221683 |
| 10draft | 5049 | Kubo, Eric (1645) | Won 2-0 | +181701 |
| 11draft | 1408 | Chong, Rick (1888) | Lost 0-2 | -151686 |
| 12draft | 5130 | Crosby, Michael (1947) | Won 2-0 | +231709 |
| 13draft | 6014 | Chong, Rick (1881) | Lost 1-2 | -151694 |
| 14draft | 5114 | Koenigsaecker, David (1644) | Lost 0-2 | -191675 |
| 15draft | 5053 | Gareau, Philippe (1706) | Won 2-0 | +181693 |
| top | average opponent: 1672record: 10-4 | new rating: 1693 | ||
| Grand Prix Dallas-Fort Worth 2018 (DOM limited) | starting rating: 1567 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 224 | Van Zee, Will (1507) | Won 2-0 | +171584 |
| 3sealed | 162 | Humphries, Mickey (1832) | Lost 0-2 | -141570 |
| 4sealed | 259 | Zhou, Xing (1502) | Won 2-0 | +171587 |
| 5sealed | 80 | Toops, David (1542) | Won 2-1 | +171604 |
| 6sealed | 108 | Li, Lucas Muxi (1540) | Won 2-1 | +171621 |
| 7sealed | 81 | Ingram, Jesse (1613) | Won 2-1 | +181639 |
| 8sealed | 27 | Sikkink Johnson, Matt (1994) | Lost 1-2 | -121627 |
| 9sealed | 74 | Desangles, Anthony (1667) | Lost 0-2 | -171610 |
| 10draft | 96 | Thomason, Timothy (1814) | Won 2-0 | +211631 |
| 11draft | 44 | Kaufman, Andrew (1698) | Lost 1-2 | -161615 |
| 12draft | 93 | Gervasi, Bronson (1682) | Lost 1-2 | -171598 |
| 13draft | 82 | Cieszinski, Michael (1646) | Lost 0-2 | -171581 |
| 14draft | 75 | Ewing, Roman (1521) | Won 2-0 | +171598 |
| 15draft | 53 | Larson, Donald (1568) | Lost 0-2 | -191579 |
| top | average opponent: 1652record: 7-7 | new rating: 1579 | ||
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 298 | Kendrick, Benjamin (1501) | Lost 0-2 | -191572 |
| 3legacy | 579 | McIntyre, Trenton (1545) | Draw 1-1 | -11571 |
| 4legacy | 509 | Ludviksen, Rolf (1438) | Won 2-1 | +161587 |
| 5legacy | 353 | Ollis, Jaron (1484) | Lost 0-2 | -201567 |
| top | average opponent: 1492record: 1-2-1 | new rating: 1567 | ||
| Grand Prix Toronto 2018 (modern) | starting rating: 1618 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 152 | Araujo, Shaun (1457) | Lost 1-2 | -211597 |
| 3modern | 574 | Klahr, Juan (1484) | Won 2-0 | +161613 |
| 4modern | 470 | Mazzone, Daniel (1516) | Won 2-0 | +161629 |
| 5modern | 245 | Titov, Gregory (1783) | Lost 1-2 | -151614 |
| 6modern | 300 | Dunville, James (1358) | Lost 1-2 | -231591 |
| top | average opponent: 1520record: 2-3 | new rating: 1591 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1639 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 299 | Altina, Federico (1479) | Lost 0-2 | -211618 |
| top | record: 0-1 | new rating: 1618 | ||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1657 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 185 | Chung, Brian (1624) | Lost 0-2 | -181639 |
| top | record: 0-1 | new rating: 1639 | ||
| Grand Prix Las Vegas 2017 (legacy) (legacy) | starting rating: 1679 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 316 | Vo, Andrew (1487) | Lost 0-2 | -221657 |
| top | record: 0-1 | new rating: 1657 | ||
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1730 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 380 | Araujo, Spenser (1695) | Lost 1-2 | -181712 |
| 4sealed | 281 | Page, Jonathan (1584) | Lost 1-2 | -211691 |
| 5sealed | 452 | Kiefer, Quinn (1508) | Won 2-0 | +151706 |
| 6sealed | 413 | Hsu, Charlie (1491) | Won 2-0 | +141720 |
| 7sealed | 282 | Greenstein, Josh (1523) | Lost 0-2 | -211699 |
| 8sealed | 362 | Hirtzel, Vincent (1589) | Lost 0-2 | -201679 |
| top | average opponent: 1565record: 2-4 | new rating: 1679 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1769 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 154 | Ward, Daniel (1884) | Lost 0-2 | -151754 |
| 4standard | 413 | Webber, Charles (1453) | Won 2-1 | +121766 |
| 5standard | 168 | Joyaux, Daniel (1536) | Lost 0-2 | -221744 |
| 6standard | 290 | Hunter, Sean (1561) | Won 2-1 | +151759 |
| 7standard | 162 | Wicklund, Tim (1500) | Won 2-0 | +131772 |
| 8standard | 215 | Slager, Joe (1589) | Won 2-1 | +151787 |
| 9standard | 133 | Lui, Timothy (1591) | Won 0-0 | +141801 |
| 10standard | 68 | Barnett, Stephen (1724) | Lost 0-2 | -191782 |
| 11standard | 93 | Chavez, Adam (1568) | Lost 0-2 | -221760 |
| 12standard | 160 | Nguyen, Edward (1578) | Lost 0-2 | -211739 |
| 13standard | 151 | Barley, Zach (1495) | Won 2-1 | +131752 |
| 14standard | 112 | Lindner, Dylan (1518) | Lost 1-2 | -221730 |
| top | average opponent: 1583record: 6-6 | new rating: 1730 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1654 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 32 | Daley, Keith N [USA] (1578) | Won 2-1 | +171671 |
| 4modern | 96 | Perez, Gaston (1827) | Won 2-1 | +211692 |
| 5modern | 4 | Turtenwald, Owen (2153) | Won 2-0 | +251717 |
| 6modern | 24 | Pardee, Samuel (2011) | Lost 1-2 | -121705 |
| 7modern | 114 | Sumulong, Miguel (1670) | Won 2-1 | +171722 |
| 8modern | 44 | Iaali, Christopher (1621) | Lost 1-2 | -201702 |
| 9modern | 169 | Zafiropoulos, Alexander (1580) | Won 2-1 | +161718 |
| 10modern | 44 | Hesse, Timothy (1594) | Lost 1-2 | -201698 |
| 11modern | 136 | Freeman, Marcelino (1814) | Won 2-0 | +201718 |
| 12modern | 138 | Fearon, Tim (1604) | Won 2-1 | +161734 |
| 13modern | 83 | Yam, Wing Chun (1855) | Won 2-1 | +201754 |
| 14modern | 22 | Hill, Morgan (1622) | Won 2-0 | +151769 |
| 15modern | 19 | Bach, Austin (1885) | ID | 01769 |
| top | average opponent: 1755record: 9-3-1 | new rating: 1769 | ||
| Grand Prix New York 2016 (SOI standard) | starting rating: 1676 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 240 | Kassis, Eli (1825) | Won 2-0 | +211697 |
| 4standard | 246 | Bonin, Brad (1519) | Lost 1-2 | -211676 |
| 5standard | 423 | Burnett, Kai (2004) | Won 2-1 | +241700 |
| 6standard | 238 | Jetha, David (1559) | Won 2-0 | +151715 |
| 7standard | 85 | Spartz, Emerson (1641) | Lost 0-2 | -191696 |
| 8standard | 122 | Mcgrath, John (1524) | Lost 1-2 | -211675 |
| 9standard | 268 | Brousseau, Jesse (1532) | Lost 1-2 | -211654 |
| top | average opponent: 1658record: 3-4 | new rating: 1654 | ||
| Grand Prix Vancouver 2016 (OGW limited) | starting rating: 1726 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 220 | Eaton, Simon (1535) | Won 0-0 | +151741 |
| 4sealed | 41 | LaFleur, Jackson (1598) | Lost 0-2 | -211720 |
| 5sealed | 214 | McIvor, Craig (1534) | Won 2-0 | +151735 |
| 6sealed | 115 | Savvingou-Pangas, Mike (1579) | Won 2-0 | +151750 |
| 7sealed | 65 | Castillo, Ryen (1642) | Lost 1-2 | -201730 |
| 8sealed | 215 | Lui, Frank (1536) | Lost 1-2 | -221708 |
| 9sealed | 288 | Kimura, Shawn (1426) | Won 2-1 | +131721 |
| 10draft | 34 | Yee, Victor (1584) | Won 2-1 | +161737 |
| 11draft | 33 | Ostrem, Jordan (1570) | Lost 0-2 | -211716 |
| 12draft | 32 | Sorum, Sindre (1553) | Lost 0-2 | -211695 |
| 13draft | 95 | Jenkins, Michael (1549) | Draw 1-1 | -31692 |
| 14draft | 58 | Mulcahy, Luke (1810) | Lost 0-2 | -161676 |
| top | average opponent: 1576record: 5-6-1 | new rating: 1676 | ||
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1649 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 313 | Moline, David (1578) | Draw 1-1 | -11648 |
| 4standard | 219 | Singleton, Benjamin (1539) | Won 2-0 | +161664 |
| 5standard | 107 | Gilison, Daniel (1507) | Won 2-1 | +151679 |
| 6standard | 47 | Tong, Bert (1613) | Draw 1-1 | -11678 |
| 7standard | 134 | Johnson, Ian (1643) | Won 2-0 | +171695 |
| 8standard | 77 | Brown, Andrew (1893) | Won 2-1 | +221717 |
| 9standard | 44 | Elsik, Zac (1988) | Draw 1-1 | +41721 |
| 10standard | 80 | Morikis, Vasilios (1637) | Won 2-0 | +171738 |
| 11standard | 47 | Mallow, Vince (1599) | Draw 1-1 | -31735 |
| 12standard | 46 | Nonaka, Keenan (1618) | Lost 1-2 | -201715 |
| 13standard | 84 | Baker, Justin (1639) | Won 2-0 | +171732 |
| 14standard | 54 | Lam, Tony (Nghia) (1538) | Lost 0-2 | -221710 |
| 15standard | 88 | Keovichit, Jason (1578) | Won 2-1 | +161726 |
| top | average opponent: 1644record: 7-2-4 | new rating: 1726 | ||
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1709 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 139 | Houtman, Kyle (1645) | Lost 0-2 | -191690 |
| 4legacy | 585 | Yoo, Bradley (1591) | Lost 0-2 | -201670 |
| 5legacy | 470 | Yates, Sam (1517) | Lost 1-2 | -211649 |
| top | average opponent: 1584record: 0-3 | new rating: 1649 | ||
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1726 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 239 | Walsey, Samson (1536) | Won 2-1 | +151741 |
| 4standard | 103 | Lundquist, Ben (2129) | Lost 0-2 | -111730 |
| 5standard | 123 | Robinson, Lawrence (1535) | Won 2-0 | +141744 |
| 6standard | 69 | Cohen, Justin (1930) | Lost 0-2 | -151729 |
| 7standard | 253 | Trojan, Matt (1584) | Lost 0-2 | -201709 |
| top | average opponent: 1743record: 2-3 | new rating: 1709 | ||
| Pro Tour Magic Origins (ORI standard) | starting rating: 1665 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 46 | Feingersh, Rachel (1852) | Won 2-1 | +211686 |
| 2draft | 179 | Huang, Hao-Shan (1922) | Won 2-0 | +231709 |
| 3draft | 3 | Turtenwald, Owen (2042) | Won 2-1 | +231732 |
| 4standard | 14 | Jeong, Hyunwoo (1880) | Lost 1-2 | -151717 |
| 5standard | 59 | Dagen, Pierre (1939) | Lost 0-2 | -141703 |
| 6standard | 49 | Jensen, William (1884) | Won 2-1 | +211724 |
| 7standard | 42 | Ruiz Martin, Daniel (1737) | Won 2-0 | +191743 |
| 8standard | 16 | Flores, Michael (1616) | Won 2-0 | +151758 |
| 9draft | 87 | Mackl, Valentin (1954) | Won 2-0 | +221780 |
| 10draft | 87 | Boggemes, Kyle (2042) | Lost 0-2 | -141766 |
| 11draft | 25 | Tchernomazov, Ilja (1731) | Lost 0-2 | -181748 |
| 12standard | 38 | Dickmann, Fabian (1974) | Lost 1-2 | -141734 |
| 13standard | 58 | Fennell, Christopher (2054) | Lost 1-2 | -121722 |
| 14standard | 72 | Wilson, Jacob (1826) | Won 2-1 | +191741 |
| 15standard | 52 | Dam, Lars (1894) | Lost 1-2 | -151726 |
| top | average opponent: 1890record: 8-7 | new rating: 1726 | ||
| Grand Prix Dallas-Fort Worth 2015 (ORI limited) | starting rating: 1638 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 112 | Brock, Darin (1518) | Won 2-0 | +161654 |
| 4sealed | 69 | Johnson, Peter (1894) | Won 2-0 | +231677 |
| 5sealed | 2 | Mancuso, Adam (1953) | Won 2-0 | +221699 |
| 6sealed | 44 | Blum, Tyler (1877) | Lost 1-2 | -141685 |
| 7sealed | 30 | Renner, Richard (1528) | Won 2-0 | +151700 |
| 8sealed | 40 | Dagen, Pierre (1893) | Lost 0-2 | -151685 |
| 9sealed | 64 | Dominguez, Victor (1560) | Lost 0-2 | -201665 |
| top | average opponent: 1746record: 4-3 | new rating: 1665 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 115 | Mounts, Kathryn (1535) | Won 2-1 | +201487 |
| 4sealed | 18 | Schwarz, Micheal (1679) | Lost 0-2 | -151472 |
| 5sealed | 237 | Petersen, Jacob (1534) | Won 2-0 | +191491 |
| 6sealed | 75 | Truong, Daniel (1500) | Lost 1-2 | -181473 |
| 7sealed | 111 | Favretto, Dylan (1490) | Won 2-0 | +191492 |
| 8sealed | 119 | Barr, Davis (1556) | Won 2-1 | +191511 |
| 9sealed | 61 | Erler, Billy (1747) | Won 2-1 | +221533 |
| 10draft | 56 | Severson, Eric (1906) | Won 2-1 | +251558 |
| 11draft | 129 | Williams, Joshua (1619) | Won 2-0 | +191577 |
| 12draft | 65 | Nguyen, Philip (1547) | Won 2-0 | +171594 |
| 13draft | 14 | Lee, Elden (1708) | Won 2-1 | +201614 |
| 14draft | 51 | Aguilera, Ryder (1753) | Won 2-0 | +211635 |
| 15draft | 16 | Howitt, Josh (1683) | Won 2-1 | +191654 |
| Qdraft | Heineman, David (1809) | Lost 0-2 | -161638 | |
| top | average opponent: 1648record: 11-3 | new rating: 1638 | ||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 174 | Byrn, David (1575) | Lost 1-2 | -161465 |
| 4standard | 480 | Capalongan, Edward (1494) | Won 2-0 | +181483 |
| 5standard | 218 | Smith, Dane (1476) | Lost 1-2 | -181465 |
| 6standard | 430 | Nagaishi, Bryan (1509) | Won 2-0 | +191484 |
| 7standard | 324 | Jones, Brock (1556) | Lost 0-2 | -171467 |
| top | average opponent: 1522record: 2-3 | new rating: 1467 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 147 | Burton, Davis (1516) | Lost 0-2 | -181482 |
| 2sealed | 442 | Hitchcock, Austen (1482) | Won 2-0 | +181500 |
| 3sealed | 385 | McAmis, Christopher (1498) | Won 2-1 | +181518 |
| 4sealed | 161 | Fedelleck, Christopher (1518) | Lost 0-2 | -181500 |
| 5sealed | 376 | Hourani, Joseph (1438) | Lost 1-2 | -191481 |
| top | average opponent: 1491record: 2-3 | new rating: 1481 | ||