Karls, Samuel
Current rating: 1759 (#3474)
Record: 44-29-4
| Grand Prix Madison 2019 (WAR limited) | starting rating: 1744 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 166 | Sorrels, Matthew (1500) | Won 2-1 | +131757 |
| 2sealed | 190 | Green, Jeff (1795) | Lost 0-2 | -171740 |
| 3sealed | 236 | Garcia, Manuel (1465) | Won 2-0 | +131753 |
| 4sealed | 198 | Odoner, Ashley (1474) | Won 2-1 | +131766 |
| 5sealed | 168 | Lueneburg, Mark (1555) | Won 2-1 | +141780 |
| 6sealed | 48 | Ayers, Brandon (2016) | Won 2-0 | +231803 |
| 7sealed | 36 | Malec, Ryan (1581) | Lost 0-2 | -221781 |
| 8sealed | 110 | Hu, Yunyi (1606) | Lost 1-2 | -221759 |
| top | average opponent: 1624record: 5-3 | new rating: 1759 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1719 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 94 | Silberman, Philip (1687) | Won 2-1 | +171736 |
| 4modern | 234 | O'Brien, Christopher (1553) | Won 2-1 | +151751 |
| 5modern | 101 | Ritner, Ronnie (1849) | Lost 1-2 | -161735 |
| 6modern | 141 | Carlson, Lukas (1676) | Won 2-1 | +171752 |
| 7modern | 135 | Thompson, Gerry (2024) | Lost 0-2 | -131739 |
| 8modern | 267 | Lolli, Chris (1538) | Won 2-0 | +141753 |
| 9modern | 149 | Roman, Filip (1774) | Won 2-0 | +181771 |
| 10modern | 94 | Ogreenc, Greg (1729) | Won 2-0 | +181789 |
| 11modern | 80 | Collier, Joshua (1563) | Lost 1-2 | -231766 |
| 12modern | 115 | Mapson, Michael (1493) | Lost 0-2 | -221744 |
| top | average opponent: 1689record: 6-4 | new rating: 1744 | ||
| Grand Prix Minneapolis 2014 (modern) | starting rating: 1711 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 117 | Locke, Steve (1582) | Won 2-1 | +161727 |
| 4modern | 106 | Heup, Michael (1610) | Won 2-1 | +161743 |
| 5modern | 144 | McNeil, Henry (1545) | Won 2-1 | +141757 |
| 6modern | 137 | Fisher, Alex (1622) | Lost 0-2 | -201737 |
| 7modern | 126 | Chew, Kelvin (2006) | Lost 0-2 | -131724 |
| 8modern | 210 | Luke, Logan (1555) | Won 2-0 | +151739 |
| 9modern | 237 | Luu, Anthony (1646) | Lost 0-2 | -201719 |
| top | average opponent: 1652record: 4-3 | new rating: 1719 | ||
| Grand Prix Detroit 2013 (modern) | starting rating: 1626 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 257 | Jacobo, Josh (1518) | Won 2-1 | +161642 |
| 4modern | 167 | Scott-Vargas, Luis (2030) | Won 2-1 | +251667 |
| 5modern | 36 | Woo, Paul (1633) | Draw 1-1 | -11666 |
| 6modern | 47 | Russell, Kevin (1573) | Won 2-1 | +171683 |
| 7modern | 21 | Neufeldt, Alexander (1713) | Won 2-0 | +181701 |
| 8modern | 13 | KAREL, JOE D (1604) | Lost 1-2 | -201681 |
| 9modern | 42 | Naylor, Andrew (1580) | Won 2-0 | +171698 |
| 10modern | 22 | Dean, Paul (1741) | Lost 0-2 | -181680 |
| 11modern | 55 | Price, Sage (1543) | Lost 1-2 | -201660 |
| 12modern | 77 | Boggemes, Stephen (1699) | Won 2-0 | +191679 |
| 13modern | 56 | Kenjar, Jason (1511) | Won 2-0 | +151694 |
| 14modern | 40 | Yang, Duane (1779) | Draw 1-1 | +11695 |
| 15modern | 50 | Hilty, Jacob (1594) | Won 2-0 | +161711 |
| top | average opponent: 1655record: 8-3-2 | new rating: 1711 | ||
| Grand Prix Chicago 2012 (modern) | starting rating: 1632 | |||
| round | table | opponent (rating) | result | Δrating |
| 4modern | 69 | Peck, Donnie (1807) | Lost 0-2 | -151617 |
| 5modern | 135 | Silberman, Philip (1686) | Lost 0-2 | -171600 |
| 6modern | 197 | Balderas, Ryan (1440) | Won 2-1 | +151615 |
| 7modern | 211 | Rowan, Matthew (1534) | Won 2-1 | +171632 |
| 8modern | 159 | Au, Scott (1491) | Won 2-1 | +151647 |
| 9modern | 107 | Berg, Jimmy (1480) | Lost 1-2 | -211626 |
| top | average opponent: 1573record: 3-3 | new rating: 1626 | ||
| Grand Prix Minneapolis 2012 (AVR standard) | starting rating: 1670 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 243 | Downs, Mikaela (1699) | Lost 0-2 | -181652 |
| 5standard | 156 | Ramlow, Zachary (1539) | Won 2-0 | +161668 |
| 6standard | 42 | Mcclain, Josh (1807) | Lost 1-2 | -151653 |
| 7standard | 109 | Leske, Steven (1490) | Lost 0-2 | -211632 |
| top | average opponent: 1634record: 1-3 | new rating: 1632 | ||
| Grand Prix Lincoln 2012 (modern) | starting rating: 1546 | |||
| round | table | opponent (rating) | result | Δrating |
| 4modern | 19 | Bielick, Scott (1674) | Won 2-1 | +211567 |
| 5modern | 31 | Feng, Hans (1574) | Lost 1-2 | -181549 |
| 6modern | 73 | Poellinger, Ethan (1555) | Won 2-0 | +181567 |
| 7modern | 40 | Janssen, Phillip J (1583) | Won 2-1 | +181585 |
| 8modern | 18 | Friedman, Samuel (1758) | Lost 0-2 | -151570 |
| 9modern | 59 | Henry, Dre (1582) | Won 2-1 | +181588 |
| 10modern | 26 | Goodwin, Luke (1582) | Won 2-1 | +181606 |
| 11modern | 25 | Hendrix, Carl (1729) | Won 2-1 | +211627 |
| 12modern | 10 | Dembinski, Kyle (1803) | Won 2-1 | +211648 |
| 13modern | 11 | Clary, Kenneth (1787) | Won 2-1 | +201668 |
| 14modern | 2 | Labruna, Leonardo (1704) | Won 2-1 | +191687 |
| 15modern | 1 | Jacobson, Mary (1708) | ID | 01687 |
| Qmodern | Magnan, Bronson (1725) | Lost 0-2 | -171670 | |
| top | average opponent: 1674record: 9-3-1 | new rating: 1670 | ||
| Grand Prix Atlanta 2011 (extended) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 11 | Stitt, Robert (1536) | Won 2-1 | +191486 |
| 5extended | 41 | Sacher, AJ (1807) | Lost 1-2 | -121474 |
| 6extended | 43 | Elrod, Chris M (1541) | Won 2-0 | +191493 |
| 7extended | 53 | Lodge, James (1524) | Lost 0-2 | -171476 |
| 8extended | 56 | Cavanagh, Kevin (1591) | Won 2-1 | +201496 |
| 9extended | 48 | Lebedowicz, Osyp (1939) | Won 2-1 | +261522 |
| 10extended | 52 | Haber, David (1572) | Draw 1-1 | +11523 |
| 11extended | 54 | Rayden, Josh (1512) | Draw 1-1 | -11522 |
| 12extended | 69 | McKay, Douglas (1533) | Lost 1-2 | -171505 |
| 14extended | 62 | Strong, Zach R (1582) | Won 2-0 | +191524 |
| 15extended | 49 | Thomas, David S (1767) | Won 2-0 | +221546 |
| top | average opponent: 1628record: 6-3-2 | new rating: 1546 | ||
| Grand Prix Minneapolis 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 51 | Tickal, Matthew (1545) | Lost 0-2 | -171483 |
| 3sealed | 405 | Ford, James W (1498) | Won 2-0 | +181501 |
| 4sealed | 187 | Vanderkin, Kyle (1518) | Lost 0-2 | -181483 |
| 5sealed | 258 | Canniff, Dylan J (1499) | Won 2-0 | +191502 |
| 6sealed | 251 | Howden, Jason (1535) | Lost 0-2 | -181484 |
| 7sealed | 243 | Spitzer, Craig (1535) | Lost 1-2 | -171467 |
| top | average opponent: 1522record: 2-4 | new rating: 1467 | ||