Hobby, Jayson
Current rating: 1569
Record: 32-30
| Grand Prix Las Vegas 2019 (limited) (MH1 limited) | starting rating: 1590 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1179 | French, Kurt (1439) | Lost 0-2 | -211569 |
| top | record: 0-1 | new rating: 1569 | ||
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1198 | Wesley, Hudson (1553) | Won 2-0 | +181586 |
| 2modern | 1179 | Sigler, Michael (1395) | Lost 1-2 | -221564 |
| 3modern | 1216 | Manorothkul, Narynn (1499) | Won 2-1 | +171581 |
| 4modern | 1194 | Jameson, Aeden (1408) | Lost 1-2 | -211560 |
| 5modern | 1208 | Graham, Ryan (1553) | Lost 1-2 | -181542 |
| 6modern | 1215 | Mount, David (1478) | Won 2-1 | +171559 |
| 7modern | 1206 | Farenzena, Alisa (1466) | Won 2-0 | +161575 |
| 8modern | 1195 | Melone, Catherine (1415) | Won 2-0 | +151590 |
| top | average opponent: 1471record: 5-3 | new rating: 1590 | ||
| Grand Prix Mexico City 2018 (GRN limited) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 56 | Villarreal, Manuel (1517) | Won 2-0 | +161597 |
| 3sealed | 23 | Berkowitz, Jordan (1808) | Lost 0-2 | -141583 |
| 4sealed | 79 | Salud Calderon, Jorge Alejandro (1656) | Won 2-0 | +201603 |
| 5sealed | 36 | Trejo Garcia, Erik Leonel (1738) | Lost 1-2 | -161587 |
| 6sealed | 94 | Corrigan, Abe (1770) | Lost 0-2 | -151572 |
| 7sealed | 49 | Marroquin, Thalia (1375) | Won 2-0 | +151587 |
| 8sealed | 92 | Trevino Gonzalez, Daniel (1533) | Lost 1-2 | -191568 |
| top | average opponent: 1628record: 3-4 | new rating: 1568 | ||
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 13 | Zlotoiabko, Boris (1658) | Lost 0-2 | -161541 |
| 3sealed | 505 | Lowrey, Jacob (1500) | Won 2-0 | +171558 |
| 4sealed | 228 | Lassise, Dylan (1433) | Won 2-0 | +161574 |
| 5sealed | 160 | Maples, Zechariah (1752) | Won 2-0 | +211595 |
| 6sealed | 149 | Farris, Billy (1737) | Lost 1-2 | -151580 |
| 7sealed | 187 | Atrawalkar, Kaustubh (1539) | Won 2-1 | +171597 |
| 8sealed | 118 | Lee, Valerian (1682) | Lost 1-2 | -161581 |
| top | average opponent: 1614record: 4-3 | new rating: 1581 | ||
| Grand Prix Las Vegas 2018 (limited) (DOM limited) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 1337 | Martinez, Emmanuel (1535) | Lost 0-2 | -191540 |
| 3sealed | 1346 | Hsieh, Nathan (1475) | Lost 1-2 | -191521 |
| 4sealed | 1373 | Littlejohn, Matthew (1484) | Won 2-0 | +171538 |
| 5sealed | 1355 | Glasser, David (1496) | Won 2-0 | +171555 |
| 6sealed | 1349 | Saenz, Matthew (1502) | Won 2-1 | +181573 |
| 7sealed | 1325 | Tilsen, Patrick (1721) | Lost 0-2 | -161557 |
| top | average opponent: 1535record: 3-3 | new rating: 1557 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1598 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 1316 | Johnson, Daryian (1518) | Lost 0-2 | -201578 |
| 3modern | 1369 | De Jesus, Johnnery (1723) | Lost 0-2 | -151563 |
| 4modern | 1381 | Bruton, Kyler (1427) | Won 2-1 | +161579 |
| 5modern | 1375 | Galloway, Warren (1469) | Lost 0-2 | -201559 |
| top | average opponent: 1534record: 1-3 | new rating: 1559 | ||
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 69 | Macey, Bill (1587) | Won 2-1 | +191536 |
| 2sealed | 112 | Tomlinson, Morgan (1576) | Lost 0-2 | -171519 |
| 3sealed | 238 | Barrett, Joshua (1583) | Won 2-0 | +191538 |
| 4sealed | 198 | Wright, Matthew (1558) | Lost 1-2 | -181520 |
| 5sealed | 288 | Ermis, Ladik (1501) | Won 2-1 | +181538 |
| 6sealed | 156 | Herren, Josh (1622) | Won 2-0 | +191557 |
| 7sealed | 106 | Ellis, Bennett (1647) | Won 2-1 | +201577 |
| 8sealed | 63 | Shepard, Derek (1573) | Won 2-1 | +181595 |
| 9sealed | 33 | Betts, Dustin (1562) | Won 0-0 | +171612 |
| 10draft | 48 | Eslami, Curtis (1811) | Lost 0-2 | -141598 |
| 11draft | 33 | Pisano, Rob (1787) | Won 2-0 | +211619 |
| 12draft | 50 | Fanguy, Joshua (1637) | Lost 0-2 | -171602 |
| 13draft | 16 | Nguyen, Vinh (1511) | Lost 1-2 | -201582 |
| 14draft | 53 | Chambers, Colron (1465) | Won 2-0 | +161598 |
| top | average opponent: 1602record: 9-5 | new rating: 1598 | ||
| Grand Prix Phoenix 2017 (XLN limited) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 11 | Francia, Elias (1596) | Won 2-0 | +211491 |
| 2sealed | 81 | Hall, Zack (1705) | Lost 1-2 | -151476 |
| 3sealed | 441 | Duggan, Matthew [USA] (1610) | Won 2-0 | +211497 |
| 4sealed | 295 | Ashton, Thomas (1863) | Lost 0-2 | -121485 |
| 5sealed | 281 | O'Donnell, Drew (1554) | Won 2-1 | +191504 |
| 6sealed | 206 | Zaghi, Rafael (1735) | Lost 0-2 | -131491 |
| 7sealed | 337 | Kassari, John (1846) | Lost 1-2 | -121479 |
| 8sealed | 338 | Staples, Alexander (1491) | Won 2-1 | +181497 |
| 9sealed | 277 | Hughes, Michael (1582) | Won 2-0 | +201517 |
| top | average opponent: 1665record: 5-4 | new rating: 1517 | ||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 628 | Chitty, Damien (1500) | Won 2-0 | +181518 |
| 2sealed | 354 | Bieza, Scott (1508) | Lost 1-2 | -181500 |
| 3sealed | 690 | Lukas, Benjamin (1789) | Lost 0-2 | -131487 |
| 4sealed | 935 | Rapp, Douglas (1487) | Lost 1-2 | -181469 |
| 5sealed | 913 | Collins, Kurtis (1450) | Won 2-1 | +181487 |
| 6sealed | 705 | Howard, George (1575) | Lost 0-2 | -171470 |
| top | average opponent: 1552record: 2-4 | new rating: 1470 | ||