Chen, Jeffrey
Current rating: 1565
Record: 81-78-1 (GP) / 6-8 (professional)
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
- 2022
- 2023
| Regional Championships Atlanta 2023 (pioneer) | starting rating: 1598 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 368 | Kray, Louis (1500) | Won 2-1 | +161614 |
| 2pioneer | 50 | Tilsen, Patrick (1530) | Lost 0-2 | -201594 |
| 3pioneer | 474 | Lipe, Austin (1504) | Won 2-0 | +171611 |
| 4pioneer | 267 | DeCandio, Brennan (1762) | Lost 1-2 | -161595 |
| 5pioneer | 325 | Joglar, Gabriel (1997) | Lost 1-2 | -111584 |
| 6pioneer | 442 | Gilbert-Avila, Jackie (1484) | Lost 0-2 | -191565 |
| top | average opponent: 1630record: 2-4 | new rating: 1565 | ||
| MagicCon Las Vegas 2023 Limited Open (WOE limited) | starting rating: 1596 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3543 | Mercado, Guillermo (1706) | Lost 0-2 | -161580 |
| 2sealed | 3499 | Richtsmeier, Gene (1670) | Lost 1-2 | -161564 |
| 3sealed | 3695 | Dunbar, Alex (1477) | Won 2-0 | +161580 |
| 4sealed | 3520 | Fusco, Roman (1573) | Won 2-0 | +181598 |
| 5sealed | 3297 | Garand, Kevin (1529) | Won 2-1 | +171615 |
| 6sealed | 3219 | Gallichet, Mike (1671) | Lost 1-2 | -171598 |
| top | average opponent: 1604record: 3-3 | new rating: 1598 | ||
| Regional Championships Dallas 2023 (pioneer) | starting rating: 1640 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 391 | Schubert, Cole (1500) | Lost 0-2 | -211619 |
| 2pioneer | 358 | Drew, Blaine (1473) | Lost 1-2 | -211598 |
| 3pioneer | 449 | Andress, Nathan (1714) | Won 2-1 | +201618 |
| 4pioneer | 348 | Motchkavitz, Matt (1580) | Won 2-0 | +181636 |
| 5pioneer | 311 | Nossett, Miles (1577) | Lost 0-2 | -191617 |
| 6pioneer | 367 | Slone, Maxwell (1465) | Lost 0-2 | -211596 |
| top | average opponent: 1552record: 2-4 | new rating: 1596 | ||
| Regional Championships Atlanta 2022 (pioneer) | starting rating: 1667 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 1167 | Nolan, David (1587) | Won 2-1 | +171684 |
| 2pioneer | 1037 | Cheever, Aaron (1518) | Won 2-1 | +151699 |
| 3pioneer | 1079 | Koehler, Issac (1542) | Lost 0-2 | -211678 |
| 4pioneer | 1162 | Grabusky, Michael (1520) | Lost 0-2 | -211657 |
| 5pioneer | 1153 | Jayne, Brett (1672) | Won 2-0 | +181675 |
| 6pioneer | 1118 | Sullin, Eric (1531) | Lost 1-2 | -211654 |
| 7pioneer | 1231 | Plantz, Ian (1825) | Lost 1-2 | -141640 |
| top | average opponent: 1599record: 3-4 | new rating: 1640 | ||
| Grand Prix Richmond 2019 (ELD standard) | starting rating: 1674 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 161 | Negrete, Carlo (1530) | Lost 1-2 | -201654 |
| 4standard | 106 | Sampson, Zachary (1517) | Won 2-0 | +151669 |
| 5standard | 54 | Margolis, Max (1618) | Lost 1-2 | -191650 |
| 6standard | 126 | Davis, Joseph (1461) | Won 2-0 | +151665 |
| 7standard | 76 | Palenkas, Trey (1497) | Won 2-1 | +151680 |
| 8standard | 67 | Locke, Steve (1965) | Lost 1-2 | -131667 |
| top | average opponent: 1598record: 3-3 | new rating: 1667 | ||
| Grand Prix Las Vegas 2019 (limited) (MH1 limited) | starting rating: 1693 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 157 | Ni, Jay (1550) | Lost 0-2 | -211672 |
| 4sealed | 1194 | Arnold, Jason (1488) | Won 2-1 | +151687 |
| 5sealed | 184 | Nikolic, Alex (1645) | Won 2-1 | +171704 |
| 6sealed | 104 | Kariluoma, Matti (1440) | Won 2-0 | +141718 |
| 7sealed | 61 | Petersen, Logan (1486) | Lost 1-2 | -231695 |
| 8sealed | 170 | Gray, David (1529) | Lost 1-2 | -211674 |
| top | average opponent: 1523record: 3-3 | new rating: 1674 | ||
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1733 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 41 | Pamintuan, Michael (1534) | Won 2-0 | +141747 |
| 4modern | 184 | Chambers, Colron (1272) | Lost 1-2 | -261721 |
| 5modern | 197 | Ly, Brian (1469) | Lost 0-2 | -221699 |
| 6modern | 351 | Losee, Brian (1453) | Won 2-1 | +131712 |
| 7modern | 360 | Buck, Thomas (1632) | Lost 0-2 | -191693 |
| top | average opponent: 1472record: 2-3 | new rating: 1693 | ||
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1797 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 266 | Zax, Aryeh (1571) | Lost 0-2 | -221775 |
| 4modern | 266 | Goslar, Matthew (1610) | Lost 1-2 | -211754 |
| 5modern | 473 | Mukhar, Charles (1573) | Lost 1-2 | -211733 |
| top | average opponent: 1585record: 0-3 | new rating: 1733 | ||
| Grand Prix Oakland 2019 (modern) | starting rating: 1711 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 141 | Nace-Beach, Zephyr (1536) | Won 2-1 | +151726 |
| 4modern | 48 | Cemo, Adam (1552) | Won 2-0 | +151741 |
| 5modern | 52 | Bauer, Ben (1531) | Won 2-0 | +141755 |
| 6modern | 22 | Cochran, Hunter (1933) | Lost 0-2 | -151740 |
| 7modern | 39 | Stednitz, David (1683) | Won 2-0 | +171757 |
| 8modern | 53 | Corman-Gill, Cyrus (1735) | Draw 1-1 | 01757 |
| 9modern | 32 | Negrete, Carlo (1630) | Lost 1-2 | -201737 |
| 10modern | 70 | Dalke, William (1691) | Won 2-0 | +171754 |
| 11modern | 44 | Grimes, Sean (1538) | Won 2-0 | +141768 |
| 12modern | 27 | Zell, Susan (1551) | Won 2-0 | +141782 |
| 13modern | 16 | Feeman, Dylan (1842) | Won 2-0 | +191801 |
| 14modern | 10 | Pastorinni, Luckas (1768) | Won 2-0 | +171818 |
| 15modern | 7 | Haker, Steven (1640) | Lost 1-2 | -211797 |
| top | average opponent: 1664record: 9-3-1 | new rating: 1797 | ||
| Grand Prix Portland 2018 (modern) | starting rating: 1720 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 6 | McDonald, Kimberly (1486) | Won 2-0 | +141734 |
| 4modern | 135 | Rietzl, Paul (2119) | Won 2-1 | +241758 |
| 5modern | 60 | Sweetland, Sam (1606) | Lost 0-2 | -201738 |
| 6modern | 171 | Liu, Michael (1604) | Lost 1-2 | -211717 |
| 7modern | 177 | Griswold, Lucas (1552) | Won 2-1 | +151732 |
| 8modern | 159 | Boeck, Nick (1560) | Lost 1-2 | -211711 |
| top | average opponent: 1655record: 3-3 | new rating: 1711 | ||
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1754 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 238 | Bertoncini, Alex (1739) | Lost 0-2 | -181736 |
| 4sealed | 361 | Topham, Carruth (1473) | Lost 0-2 | -221714 |
| 5sealed | 313 | Yatsenko, Alex (1494) | Won 2-1 | +141728 |
| 6sealed | 306 | Lemberg, Joey (1506) | Won 2-0 | +141742 |
| 7sealed | 188 | Tyra, Evan (1538) | Lost 0-2 | -221720 |
| top | average opponent: 1550record: 2-3 | new rating: 1720 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1611 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 354 | Hoey, Matthew (1834) | Won 2-1 | +221633 |
| 4modern | 141 | Zafra, Marcel Angelo (1797) | Won 2-0 | +201653 |
| 5modern | 17 | Teniente, Alex (1580) | Won 2-1 | +171670 |
| 6modern | 53 | Vess, Lawrence (1902) | Won 2-0 | +221692 |
| 7modern | 29 | Federico, Kevin (1673) | Lost 1-2 | -181674 |
| 8modern | 80 | Sumulong, Miguel (1701) | Won 2-1 | +181692 |
| 9modern | 5012 | Nabi, Basil (1780) | Won 2-0 | +201712 |
| 10modern | 5024 | Purcell, Luke (1906) | Won 2-1 | +221734 |
| 11modern | 5009 | Eliot, Dominic (1811) | Lost 0-2 | -171717 |
| 12modern | 5053 | Balistreri, Vincenzo (1636) | Won 2-0 | +161733 |
| 13modern | 5020 | Elsik, Zac (1879) | Lost 1-2 | -151718 |
| 14modern | 5023 | Chatham, Charles (1682) | Won 2-0 | +171735 |
| 15modern | 5020 | Kegley, Benjamin (1793) | Won 2-1 | +191754 |
| top | average opponent: 1767record: 10-3 | new rating: 1754 | ||
| Grand Prix Seattle 2018 (standard) (RIX standard) | starting rating: 1638 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 180 | Wang, Kevin (1577) | Won 2-0 | +171655 |
| 4standard | 13 | Maier, Christopher (1988) | Lost 0-2 | -121643 |
| 5standard | 145 | Fehr, Gabriel (1847) | Lost 1-2 | -141629 |
| 6standard | 249 | Runyon, Kevin (1537) | Won 2-0 | +161645 |
| 7standard | 206 | McLaren, Dean (1785) | Lost 1-2 | -161629 |
| 8standard | 275 | Suh, Steven (1582) | Lost 0-2 | -181611 |
| top | average opponent: 1719record: 2-4 | new rating: 1611 | ||
| Pro Tour Amonkhet (AKH standard) | starting rating: 1633 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 124 | Matsoukas, Makis (1865) | Won 2-1 | +221655 |
| 2draft | 117 | Dominguez Roldan, Fernando De Jesus (1885) | Lost 1-2 | -141641 |
| 3draft | 117 | Nielsen, Simon (2019) | Lost 0-2 | -111630 |
| 4standard | 163 | Granger, Theophile (1665) | Won 2-0 | +181648 |
| 5standard | 60 | Dang, Martin (1947) | Lost 0-2 | -121636 |
| 6standard | 113 | Kaponis, Nikolaos (1566) | Lost 1-2 | -201616 |
| 7standard | 135 | Airaksinen, Mikko (1774) | Won 2-1 | +211637 |
| 8standard | 98 | Wieczorek, Konrad (1609) | Won 2-1 | +181655 |
| 9draft | 76 | Wood, Gabriel Jose (1666) | Lost 0-2 | -181637 |
| 10draft | 92 | Rubin, Benjamin (2092) | Won 2-0 | +261663 |
| 11draft | 26 | Kaponis, Nikolaos (1604) | Lost 0-2 | -191644 |
| 12standard | 93 | Prosek, Dominik (1779) | Lost 1-2 | -161628 |
| 13standard | 110 | Strasky, Ondrej (1971) | Won 2-1 | +241652 |
| 14standard | 106 | Tsumura, Kenji (1879) | Lost 0-2 | -141638 |
| top | average opponent: 1809record: 6-8 | new rating: 1638 | ||
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 23 | Horspool, Tyler (1738) | Lost 0-2 | -141506 |
| 4sealed | 440 | Lu, Charlie (1518) | Lost 1-2 | -181488 |
| 5sealed | 529 | Baker, Chris (1656) | Won 2-0 | +211509 |
| 6sealed | 301 | Garsten, Niall (1483) | Won 2-0 | +181527 |
| 7sealed | 228 | Archer, Andrew (1689) | Won 2-0 | +211548 |
| 8sealed | 225 | Cardwell, Trevor (1537) | Won 2-1 | +171565 |
| 9sealed | 144 | Cheng, David (1571) | Lost 0-2 | -171548 |
| 10draft | 152 | McGrayne, Matt (1512) | Won 2-1 | +171565 |
| 11draft | 147 | Goeke-Munch, James (1586) | Won 0-0 | +181583 |
| 12draft | 132 | Martin, Russ (1619) | Won 2-0 | +191602 |
| 13draft | 67 | White, Logan (1744) | Lost 1-2 | -151587 |
| 14draft | 90 | Howland, Spencer (1737) | Won 2-1 | +201607 |
| 15draft | 110 | Wu, Allen (2050) | Won 2-0 | +261633 |
| top | average opponent: 1649record: 9-4 | new rating: 1633 | ||
| Grand Prix Dallas-Fort Worth 2016 (modern) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 370 | Freeman, Marcelino (1880) | Lost 1-2 | -111466 |
| 4modern | 308 | Gary, Jamie (1467) | Lost 1-2 | -181448 |
| 5modern | 584 | Martin, Jacob (1515) | Won 2-1 | +191467 |
| 6modern | 420 | Conboy, James (1572) | Lost 1-2 | -161451 |
| 7modern | 443 | Hawthorne, Rowan (1499) | Won 2-0 | +191470 |
| 8modern | 358 | Baum, Michael (1526) | Won 2-0 | +191489 |
| 9modern | 265 | Trunk, Matthew (1699) | Won 2-0 | +221511 |
| 10modern | 179 | Franklin, Lance (1677) | Won 2-1 | +211532 |
| 11modern | 144 | Lamb, Jesse (1487) | Lost 1-2 | -191513 |
| 12modern | 147 | Gruber, Argon (1557) | Lost 1-2 | -171496 |
| 13modern | 219 | Doan, Ryan (1462) | Won 2-0 | +171513 |
| 14modern | 163 | Anderson, Matt (1569) | Won 2-0 | +191532 |
| 15modern | 149 | Hwang, Eugene (1851) | Lost 0-2 | -121520 |
| top | average opponent: 1597record: 7-6 | new rating: 1520 | ||
| Grand Prix Minneapolis 2016 (SOI standard) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 186 | Wagener, Andrew (1552) | Lost 0-2 | -171477 |
| top | record: 0-1 | new rating: 1477 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 399 | Smith, Ulysses (1522) | Lost 0-2 | -191534 |
| 4modern | 614 | Lee, Nick J (1483) | Lost 1-2 | -181516 |
| 5modern | 787 | Ball, Cody (1497) | Won 2-0 | +171533 |
| 6modern | 480 | Drews, Ken (1478) | Lost 0-2 | -191514 |
| 7modern | 685 | Jiang, Zhihao (1505) | Won 2-1 | +181532 |
| 8modern | 466 | Woods, Jonine (1443) | Lost 1-2 | -201512 |
| 9modern | 518 | Romero, Jose (1502) | Lost 1-2 | -181494 |
| top | average opponent: 1490record: 2-5 | new rating: 1494 | ||
| Grand Prix Albuquerque 2016 (SOI limited) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 43 | Hamilton, Jon (1627) | Won 2-0 | +191580 |
| 4sealed | 57 | Bai, Huaxing (1616) | Lost 0-2 | -171563 |
| 5sealed | 162 | Spenner, Josiah (1528) | Won 2-0 | +171580 |
| 6sealed | 105 | Cecchetti, Daniel (1927) | Lost 0-2 | -111569 |
| 7sealed | 172 | Lazzarotto, Kohner (1618) | Lost 1-2 | -181551 |
| 8sealed | 304 | Avianantos, Jodi (1514) | Won 2-0 | +181569 |
| 9sealed | 222 | Berni, Roberto (1695) | Lost 0-2 | -161553 |
| top | average opponent: 1646record: 3-4 | new rating: 1553 | ||
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 289 | Caudill, Eddie (1712) | Won 2-1 | +211576 |
| 4standard | 48 | Aune, Eirik (1798) | Won 2-1 | +221598 |
| 5standard | 44 | Ragone, David (1601) | Lost 1-2 | -181580 |
| 6standard | 226 | Strautz, Marcel (1559) | Won 2-1 | +181598 |
| 7standard | 44 | Suh, Steven (1643) | Won 2-1 | +191617 |
| 8standard | 21 | Rodriguez, Armando (1582) | Won 2-1 | +171634 |
| 9standard | 24 | Mallow, Vince (1593) | Lost 0-2 | -191615 |
| 10standard | 48 | Yoo, Bradley (1714) | Lost 1-2 | -161599 |
| 11standard | 166 | Cuneo, Andrew (2016) | Lost 0-2 | -111588 |
| 12standard | 186 | Hoffmann, Matthew (1723) | Won 2-0 | +211609 |
| 13standard | 134 | Goslar, Matthew (1592) | Lost 0-2 | -191590 |
| 14standard | 132 | Jacobson, Mark (1913) | Lost 0-2 | -121578 |
| 15standard | 144 | Pugh, Kyle (1641) | Lost 0-2 | -171561 |
| top | average opponent: 1699record: 6-7 | new rating: 1561 | ||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 143 | Baker, Randy (1586) | Won 2-0 | +181609 |
| 4sealed | 1 | Byrd, Mark-Antony (1666) | Lost 0-2 | -171592 |
| 5sealed | 139 | Raza, Aezed (1611) | Lost 0-2 | -181574 |
| 6sealed | 142 | Chu, Jonathan (1519) | Lost 1-2 | -191555 |
| top | average opponent: 1595record: 1-3 | new rating: 1555 | ||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 167 | Beal, Brodi (1428) | Won 2-1 | +171517 |
| 3standard | 170 | Hardyman, Greg (1591) | Won 2-0 | +191536 |
| 4standard | 11 | Kalbus, Wes (1704) | Won 2-0 | +211557 |
| 5standard | 2 | Chhauy, Chamrong (1535) | Won 2-0 | +181575 |
| 6standard | 43 | [anonymous] | Won 2-0 | +171592 |
| 7standard | 17 | Pasquino, Kent (1608) | Won 2-0 | +181610 |
| 8standard | 8 | Yu, Puyan (1567) | Won 2-0 | +181628 |
| 9standard | 5 | Falcis, Carlo (1620) | Lost 0-2 | -181610 |
| 10standard | 11 | Bird, Jordan (1689) | Lost 1-2 | -171593 |
| 11standard | 33 | Salem, Jonathan (1786) | Won 2-1 | +211614 |
| 12standard | 27 | Weitz, Benjamin (1950) | Lost 1-2 | -121602 |
| 13standard | 33 | Rubin, Steve (1978) | Lost 1-2 | -111591 |
| 14standard | 56 | Koenig, Ryan (1583) | Won 2-1 | +181609 |
| 15standard | 47 | Nagel, Cameron (1630) | Lost 0-2 | -181591 |
| top | average opponent: 1658record: 9-5 | new rating: 1591 | ||