Marquez, Randall
Current rating: 1408
Record: 35-41-5
| Grand Prix New Jersey 2020 (THB limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 375 | Guzman, Stevi (1500) | Won 2-1 | +191482 |
| 2sealed | 240 | Genna, Peter (1513) | Lost 0-1 | -181464 |
| 3sealed | 556 | Duffy-Ledbetter, Lee (1535) | Won 2-1 | +201484 |
| 4sealed | 460 | Kassis, Eli (2011) | Lost 0-2 | -101474 |
| 5sealed | 503 | Laikin, Stephan (1537) | Lost 0-1 | -161458 |
| 6sealed | 434 | Shnyakin, Vladimir (1502) | Lost 0-2 | -181440 |
| 7sealed | 352 | Chapin, Sam (1510) | Lost 1-2 | -161424 |
| 8sealed | 265 | Lovett, Sara (1541) | Lost 1-2 | -161408 |
| top | average opponent: 1581record: 2-6 | new rating: 1408 | ||
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1415 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 148 | Thron, Nunzio (1704) | Draw 1-1 | +51420 |
| 2sealed | 323 | Hoppenfeld, Jacob (1515) | Won 2-1 | +201440 |
| 3sealed | 342 | Garrido, Bryant (1518) | Won 2-0 | +201460 |
| 4sealed | 178 | Jacoby, Meg (1541) | Lost 0-2 | -171443 |
| 5sealed | 323 | Lopez, Brian (1577) | Lost 0-2 | -151428 |
| 6sealed | 432 | Dorros, Matt (1487) | Won 2-0 | +191447 |
| 7sealed | 320 | Cook, Austin (1403) | Draw 1-1 | -11446 |
| 8sealed | 291 | Carter, Jonathan (1407) | Won 2-0 | +171463 |
| top | average opponent: 1519record: 4-2-2 | new rating: 1463 | ||
| Grand Prix New Jersey 2018 (GRN standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 221 | Steele, Carly (1378) | Draw 1-1 | -11444 |
| 2standard | 264 | Oettle, Colin (1484) | Won 2-0 | +191463 |
| 3standard | 304 | Hargreaves, Harry (1518) | Lost 0-2 | -171446 |
| 4standard | 423 | Del Percio, Matthew (1501) | Draw 1-1 | +11447 |
| 5standard | 476 | Ezer, Alon (1500) | Lost 0-2 | -171430 |
| 6standard | 455 | Samuels, Eddie (1615) | Lost 0-2 | -151415 |
| 7standard | 402 | Brahaney, John (1465) | Lost 0-2 | -171398 |
| 8standard | 342 | Battis, John (1370) | Won 1-0 | +171415 |
| top | average opponent: 1479record: 2-4-2 | new rating: 1415 | ||
| Grand Prix New Jersey 2017 (lim) (XLN limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 87 | Antonopoulos, Louis (1547) | Lost 0-2 | -181502 |
| 2sealed | 376 | Brier, Aiden (1501) | Lost 1-2 | -181484 |
| 3sealed | 492 | Dressler, Andrew (1462) | Lost 1-2 | -181466 |
| 4sealed | 530 | Leon, Hans (1449) | Lost 1-2 | -181448 |
| 5sealed | 506 | Carroll, Adam (1394) | Won 2-0 | +171465 |
| 6sealed | 467 | Misiano, Jace (1375) | Lost 1-2 | -201445 |
| top | average opponent: 1455record: 1-5 | new rating: 1445 | ||
| Grand Prix New Jersey 2017 (std) (AER standard) | starting rating: 1593 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 403 | Hubbard, Christopher (1433) | Lost 0-2 | -211572 |
| 2standard | 543 | Jones Jr, Jonathan (1482) | Won 2-0 | +161588 |
| 3standard | 647 | Cohen, Ethan (1487) | Lost 0-2 | -201568 |
| 4standard | 710 | Gorgoglione, Robert (1340) | Won 2-1 | +141582 |
| 5standard | 446 | Grap, Bartholomew (1476) | Lost 0-2 | -201562 |
| 6standard | 635 | Wakeham, George (1478) | Won 2-1 | +171579 |
| 7standard | 531 | Masters, Chase (1581) | Lost 1-2 | -181561 |
| 8standard | 497 | DeLange, Jason (1520) | Lost 1-2 | -191542 |
| 9standard | 455 | Caravas, Dimitrios (1319) | Lost 0-2 | -221520 |
| top | average opponent: 1457record: 3-6 | new rating: 1520 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 20 | Leventhal, Jackson (1500) | Lost 0-2 | -201567 |
| 2standard | 395 | Mase, David (1482) | Won 2-0 | +171584 |
| 3standard | 524 | Trau, Jason (1500) | Won 2-1 | +161600 |
| 4standard | 281 | Ng, Joseph (1563) | Lost 0-2 | -181582 |
| 5standard | 443 | Croft, Kyle (1523) | Lost 0-2 | -191563 |
| 6standard | 127 | Young, Nick (1468) | Won 2-0 | +161579 |
| 7standard | 419 | Grant, Steven (1451) | Won 2-0 | +161595 |
| 8standard | 250 | King, Matthew (1550) | Lost 1-2 | -191576 |
| 9standard | 359 | Heleen, Nikolas (1513) | Won 2-0 | +171593 |
| top | average opponent: 1506record: 5-4 | new rating: 1593 | ||
| Grand Prix New York 2016 (SOI standard) | starting rating: 1560 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 43 | White, Scott (1522) | Lost 0-2 | -181542 |
| 2standard | 499 | Scull, Thomas (1482) | Won 2-0 | +171559 |
| 3standard | 680 | Poltorak, Darren (1435) | Won 2-0 | +151574 |
| 4standard | 639 | Nelson, Dan (1802) | Lost 1-2 | -141560 |
| 5standard | 492 | Ordiales, Kevin (1423) | Won 2-1 | +161576 |
| 6standard | 570 | Nadeau, Max (1478) | Won 2-0 | +161592 |
| 7standard | 324 | Zhang, Pingyi (1551) | Lost 1-2 | -191573 |
| 8standard | 353 | Morin, Cody (1526) | Draw 1-1 | -11572 |
| 9standard | 420 | Hirmiz, Fadi (1378) | Won 2-0 | +151587 |
| top | average opponent: 1511record: 5-3-1 | new rating: 1587 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 727 | McIntyre, Connor (1500) | Won 2-0 | +191502 |
| 2modern | 491 | Evans, Mark (1530) | Won 2-1 | +181520 |
| 3modern | 368 | Vaughn, Wade (1602) | Won 2-1 | +201540 |
| 4modern | 16 | Gareau, Philippe (1787) | Won 2-0 | +221562 |
| 5modern | 91 | Maynard, Pascal (1976) | Won 2-1 | +251587 |
| 6modern | 17 | Wiznitzer, Aryeh (1980) | Lost 1-2 | -111576 |
| 7modern | 174 | Torlone, Mark (1621) | Lost 1-2 | -171559 |
| 8modern | 157 | Woodside, John (1593) | Lost 1-2 | -171542 |
| 9modern | 359 | Rowe, Taylor (1579) | Won 2-1 | +181560 |
| top | average opponent: 1686record: 6-3 | new rating: 1560 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 864 | Kanellis, David (1502) | Lost 1-2 | -171463 |
| 2modern | 1027 | Enzmann, Odin (1516) | Lost 1-2 | -171446 |
| 3modern | 1233 | Garito, Michael (1466) | Won 2-0 | +181464 |
| 4modern | 1201 | Hoppenbrouwer, Joshua (1482) | Won 2-1 | +181482 |
| 5modern | 1022 | Bigelow, Clair (1556) | Won 2-0 | +201502 |
| 6modern | 936 | Dreyer, Vernon (1490) | Lost 0-2 | -191483 |
| top | average opponent: 1502record: 3-3 | new rating: 1483 | ||
| Grand Prix Atlantic City 2013 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 61 | Milgram, Jack (1500) | Won 2-1 | +181518 |
| 2standard | 262 | Thomas, Brian (1403) | Won 2-0 | +161534 |
| 3standard | 289 | Chris C. J, (1536) | Lost 0-2 | -181516 |
| 4standard | 333 | Robinson, Bradley (1543) | Lost 0-2 | -181498 |
| 5standard | 513 | Mead, Ryan (1499) | Won 2-1 | +181516 |
| 6standard | 417 | Nyren, Leanniel (1514) | Lost 0-2 | -181498 |
| 7standard | 377 | Lignelli, Steven (1500) | Lost 1-2 | -181480 |
| 8standard | 383 | Bevenour, Matthew (1462) | Won 2-1 | +181498 |
| 9standard | 288 | Squindo, Peter (1508) | Lost 0-2 | -181480 |
| top | average opponent: 1496record: 4-5 | new rating: 1480 | ||