Massey, Kevin
Current rating: 1261
Record: 8-24
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1291 | |||
| round | table | opponent (rating) | result | Δrating |
| A1sealed | 544 | Diiulio, Daniel (1500) | Lost 0-2 | -141277 |
| A2sealed | 628 | Baker, Jeremy (1379) | Lost 1-2 | -161261 |
| top | average opponent: 1439record: 0-2 | new rating: 1261 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1332 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 397 | Herbers, Adam (1651) | Lost 0-2 | -121320 |
| 2standard | 663 | Stultz, Timothy (1480) | Lost 1-2 | -151305 |
| 3standard | 714 | Swanson, Sam (1554) | Lost 0-2 | -141291 |
| top | average opponent: 1562record: 0-3 | new rating: 1291 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1358 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 676 | Kurkian, Eric (1462) | Lost 0-2 | -161342 |
| 2modern | 738 | Millen, Jeff (1477) | Won 2-0 | +211363 |
| 3modern | 636 | Mullins, Brad (1513) | Lost 0-2 | -161347 |
| 4modern | 999 | Orwig, Adam (1496) | Lost 1-2 | -151332 |
| top | average opponent: 1487record: 1-3 | new rating: 1332 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1370 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 332 | Hogg, Christopher (1538) | Won 2-1 | +211391 |
| 2sealed | 328 | Smith, Michael (1462) | Lost 1-2 | -171374 |
| 3sealed | 629 | Alexander, Stefan (1500) | Lost 1-2 | -161358 |
| top | average opponent: 1500record: 1-2 | new rating: 1358 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1422 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1044 | Matthews, Steven (1382) | Lost 1-2 | -191403 |
| 2modern | 951 | Lekan, Austin (1482) | Lost 1-2 | -161387 |
| 3modern | 1088 | Mastrodomenico, Matthew (1447) | Lost 1-2 | -171370 |
| top | average opponent: 1437record: 0-3 | new rating: 1370 | ||
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1437 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 461 | Chepenik, Jonathan (1500) | Won 2-1 | +191456 |
| 2sealed | 316 | Martin, Jacob (1477) | Lost 1-2 | -171439 |
| 3sealed | 588 | Schoeck, Grant (1500) | Lost 1-2 | -171422 |
| top | average opponent: 1492record: 1-2 | new rating: 1422 | ||
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1412 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 427 | Brown, Phillip (1500) | Won 2-1 | +201432 |
| 2standard | 198 | Butler, Dave (1445) | Lost 0-2 | -181414 |
| 3standard | 133 | Crowle, Tomas (1502) | Lost 0-2 | -161398 |
| 4standard | 563 | Hinrichs, Timothy (1480) | Won 2-0 | +191417 |
| 5standard | 321 | MacNeil, Brendan (1505) | Won 2-1 | +201437 |
| 6standard | 241 | Wallace, Benjamin (1432) | Won 2-0 | +181455 |
| 7standard | 255 | Bowman, Joseph (1493) | Lost 1-2 | -181437 |
| top | average opponent: 1480record: 4-3 | new rating: 1437 | ||
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 329 | Tingle, Jonathan (1500) | Lost 1-2 | -171466 |
| 2sealed | 387 | Bitsura, John (1448) | Lost 1-2 | -191447 |
| 3sealed | 592 | Sabella, Matthew J (1482) | Lost 0-2 | -171430 |
| 4sealed | 682 | Simms, Cole (1447) | Lost 1-2 | -181412 |
| top | average opponent: 1469record: 0-4 | new rating: 1412 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1006 | Mikhail, Peter (1531) | Lost 1-2 | -171465 |
| 2sealed | 1084 | Straw, James (1482) | Won 2-0 | +181483 |
| top | average opponent: 1507record: 1-1 | new rating: 1483 | ||
| Grand Prix Lyon 2010 (ROE limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 168 | Staiger, Roland (1500) | Lost 0-2 | -181482 |
| top | record: 0-1 | new rating: 1482 | ||