Mercer, Matthew
Current rating: 1527
Record: 22-21
| Grand Prix Las Vegas 2018 (limited) (DOM limited) | starting rating: 1579 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 836 | Hughes, Michael (1713) | Lost 0-2 | -151564 |
| 4sealed | 365 | Casby, Christopher (1547) | Lost 0-2 | -181546 |
| 5sealed | 483 | Sanders-Reed, Kiernan (1510) | Lost 0-2 | -191527 |
| top | average opponent: 1590record: 0-3 | new rating: 1527 | ||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 510 | Cipriano, Casey (1714) | Lost 1-2 | -151551 |
| 2sealed | 621 | Roso, Jeffrey (1487) | Won 2-0 | +171568 |
| 3sealed | 830 | Domingo, Michael (1488) | Won 2-0 | +161584 |
| 4sealed | 449 | Le, Sonny (1484) | Won 2-0 | +171601 |
| 5sealed | 456 | Kawaguchi, Takashi (1683) | Won 2-1 | +191620 |
| 6sealed | 118 | Cheng, Long (1522) | Lost 0-2 | -201600 |
| 7sealed | 392 | Albert, Thomas (1488) | Won 2-0 | +161616 |
| 8sealed | 166 | Malinowski, Mike (1533) | Lost 0-2 | -191597 |
| 9sealed | 387 | Becerra Reyes, Daniel (1635) | Lost 0-2 | -181579 |
| top | average opponent: 1559record: 5-4 | new rating: 1579 | ||
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 692 | Calabrese, Jared (1448) | Lost 0-2 | -191489 |
| 2sealed | 979 | Dilworth, Abraham (1481) | Won 2-1 | +181507 |
| 3sealed | 1024 | Lacoste, Steven (1519) | Won 2-1 | +181525 |
| 4sealed | 801 | Hantz, Michael (1846) | Won 2-0 | +231548 |
| 5sealed | 629 | Kross, Daniel (1543) | Lost 0-2 | -181530 |
| 6sealed | 890 | Vandiver, Derek (1479) | Won 2-1 | +171547 |
| 7sealed | 769 | Scott, Todd (1675) | Won 2-1 | +211568 |
| 8sealed | 751 | TerHaar, Micah (1755) | Won 2-1 | +211589 |
| 9sealed | 616 | Johnson, Kevin (1560) | Lost 0-2 | -181571 |
| 10draft | 908 | Lear, Tanner (1699) | Won 2-1 | +201591 |
| 11draft | 1015 | Hantz, Michael (1857) | Lost 0-2 | -131578 |
| 12draft | 948 | Diaz III, Elias (1601) | Won 2-1 | +181596 |
| 13draft | 935 | Merriam, Ross (1942) | Lost 0-2 | -121584 |
| 14draft | 834 | Williams, Bruce (1600) | Lost 1-2 | -181566 |
| top | average opponent: 1643record: 8-6 | new rating: 1566 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 96 | Sutcliffe, Donald (1540) | Lost 1-2 | -181534 |
| 2sealed | 298 | Kunkel, Joe (1447) | Lost 0-2 | -201514 |
| 3sealed | 420 | Snow, Shaun (1464) | Lost 1-2 | -191495 |
| 4sealed | 384 | Ellingsen, Joanne (1446) | Won 2-0 | +181513 |
| 5sealed | 320 | Tracy, Andrew (1463) | Won 2-1 | +171530 |
| 6sealed | 240 | Cook, Jacob (1477) | Lost 1-2 | -191511 |
| 7sealed | 201 | Morales, Nicholas (1464) | Won 2-1 | +171528 |
| 8sealed | 153 | Bear, Jim (1409) | Lost 0-2 | -201508 |
| top | average opponent: 1464record: 3-5 | new rating: 1508 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1145 | Meinerding, James (1500) | Won 2-0 | +181518 |
| 2modern | 1144 | DiDomenico, Vincent (1463) | Won 2-1 | +171535 |
| 3modern | 1083 | Schmuckler, Brett (1545) | Won 2-1 | +181553 |
| 4modern | 1128 | Ball, Andrew (1492) | Lost 1-2 | -191534 |
| 5modern | 1164 | King, Jeremy (1647) | Lost 1-2 | -161518 |
| 6modern | 1297 | Darby, Porter (1518) | Won 2-1 | +181536 |
| 7modern | 1121 | Lowry, Anthony (1489) | Won 2-1 | +171553 |
| 8modern | 1069 | Fulton, Randall (1509) | Lost 0-2 | -191534 |
| 9modern | 1156 | Coots, Amanda (1521) | Won 2-1 | +181552 |
| top | average opponent: 1520record: 6-3 | new rating: 1552 | ||