Mitchell, Robbie
Current rating: 1611
Record: 21-14
| Grand Prix Washington DC 2019 (MH1 limited) | starting rating: 1599 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 15 | Creech, Robert (1438) | Won 2-0 | +151614 |
| 2sealed | 6 | Mulholland, Matt (1714) | Lost 0-0 | -161598 |
| 3sealed | 429 | Lagasse, James (1504) | Lost 0-2 | -201578 |
| 4sealed | 434 | Radaszkiewicz, Michael (1514) | Won 2-0 | +171595 |
| 5sealed | 318 | Marcellana, Ian (1523) | Won 2-0 | +171612 |
| 6sealed | 245 | Radovic, Sava (1535) | Lost 0-2 | -191593 |
| 7sealed | 261 | Jones, Jeff (1635) | Won 2-0 | +181611 |
| top | average opponent: 1552record: 4-3 | new rating: 1611 | ||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1603 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 277 | Limber, Jerry (1470) | Won 2-0 | +151618 |
| 2sealed | 273 | Li, Chen (1880) | Lost 0-2 | -131605 |
| 3sealed | 420 | Wasserman, Samuel (1481) | Won 2-1 | +161621 |
| 4sealed | 380 | Troth, John (1441) | Lost 1-2 | -221599 |
| top | average opponent: 1568record: 2-2 | new rating: 1599 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1110 | Pastorinni, Luckas (1588) | Won 2-1 | +191569 |
| 2legacy | 998 | Cranfill, Drew (1556) | Won 2-1 | +181587 |
| 3legacy | 893 | Szatkowski, David (1444) | Won 2-0 | +151602 |
| 4legacy | 821 | O'Brien, Matt (1696) | Lost 1-2 | -161586 |
| 5legacy | 743 | Kobes, Alex (1564) | Won 2-0 | +181604 |
| 6legacy | 716 | Izsak, Yoel (1693) | Won 2-1 | +191623 |
| 7legacy | 593 | Kroll, Steven (1640) | Lost 1-2 | -181605 |
| 8legacy | 732 | Oechslein, Kevin (1519) | Won 2-0 | +171622 |
| 9legacy | 650 | Vaid, Akhil (1546) | Lost 0-2 | -191603 |
| top | average opponent: 1583record: 6-3 | new rating: 1603 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 355 | Sayas, Heath (1500) | Won 2-0 | +181517 |
| 2modern | 464 | Jack, Nathaniel (1423) | Won 2-0 | +171534 |
| 3modern | 272 | Lee, Mike 871 (1536) | Won 2-0 | +181552 |
| 4modern | 48 | Montero, Alvis (1466) | Won 2-1 | +161568 |
| 5modern | 66 | McCombs, Richard (1537) | Lost 1-2 | -191549 |
| 6modern | 128 | Toups, Andrew (1585) | Lost 1-2 | -171532 |
| 7modern | 211 | Rosario, Edgar (1539) | Won 2-1 | +181550 |
| 8modern | 176 | Fleischmann-Rose, David (1551) | Lost 1-2 | -181532 |
| 9modern | 169 | Broer, Paul (1537) | Won 2-1 | +181550 |
| top | average opponent: 1519record: 6-3 | new rating: 1550 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 75 | Best, Brett (1500) | Won 2-1 | +181518 |
| 2sealed | 102 | McCracken, Brent (1547) | Won 2-1 | +191537 |
| 3sealed | 144 | Venema, Peter (1536) | Won 2-0 | +181555 |
| 4sealed | 144 | Tseng, Yen-Shyang (1500) | Lost 1-2 | -191536 |
| 5sealed | 144 | Abell, Kyle (1536) | Lost 1-2 | -181518 |
| 6sealed | 144 | Jividen, Jonathan (1502) | Lost 0-2 | -191499 |
| top | average opponent: 1520record: 3-3 | new rating: 1499 | ||