Arndt, Martin
Current rating: 1603
Record: 10-10 (GP) / 8-5 (professional)
| Pro Tour Kyoto 2009 (CON standard) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 122 | Swannack, Cole (1589) | Lost 0-2 | -171494 |
| 2standard | 171 | Nolan, David (1461) | Lost 0-2 | -181476 |
| 3standard | 170 | Shahabudin, Nur (1458) | Won 2-0 | +171493 |
| 4standard | 149 | Loeber, Gerrit-Alwis (1522) | Won 2-0 | +191512 |
| 5draft | 35 | Potovin, Nikolay (2010) | Lost 1-2 | -101502 |
| 6draft | 130 | Shimizu, Naoki (1871) | Won 2-0 | +251527 |
| 7draft | 33 | Germesin, Moritz (1573) | Won 2-0 | +181545 |
| 8draft | 23 | Heinrich, Tobias (1517) | Lost 1-2 | -181527 |
| 10draft | 2 | Hemmer, Philipp (1718) | Won 2-0 | +211548 |
| 11standard | 33 | Calafell, Joel (1868) | Won 2-1 | +241572 |
| 12standard | 30 | Lee, Joseph (1663) | Won 2-0 | +201592 |
| 13standard | 32 | Ruel, Antoine (1916) | Lost 0-2 | -131579 |
| 14standard | 46 | Summersberger, Helmut (1903) | Won 2-1 | +241603 |
| top | average opponent: 1698record: 8-5 | new rating: 1603 | ||
| Grand Prix Brussels 2008 (SHM limited) | starting rating: 1549 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 75 | Lehnert, Heiko (1502) | Lost 1-2 | -191530 |
| 3sealed | 232 | Pacaut, Fabien (1471) | Lost 0-2 | -191511 |
| top | average opponent: 1486record: 0-2 | new rating: 1511 | ||
| Grand Prix Stockholm 2007 (FUT limited) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 111 | Laanemae, Siim (1500) | Won 2-1 | +171539 |
| 2sealed | 154 | Lundstrom, Per (1649) | Won 2-1 | +201559 |
| 3sealed | 30 | Langer, Tomas (1659) | Lost 0-2 | -161543 |
| 4sealed | 151 | Dang, Martin (1769) | Won 2-0 | +221565 |
| 5sealed | 127 | Gieling, Vincent (1567) | Won 2-0 | +181583 |
| 6sealed | 50 | Yeh, Gottlieb (1576) | Lost 1-2 | -181565 |
| 7sealed | 141 | Heigerer, Stefan (1674) | Lost 0-0 | -161549 |
| 8sealed | 149 | Alexandersson, Andreas (1523) | Won 2-1 | +171566 |
| 9sealed | 110 | Liin, Vahur-Peeter (1574) | Lost 1-2 | -171549 |
| top | average opponent: 1610record: 5-4 | new rating: 1549 | ||
| Grand Prix Leipzig 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 35 | Paul, Leonhardt (1500) | Won 2-1 | +181518 |
| 2sealed | 10 | Hansen, Nils (1555) | Lost 0-2 | -171501 |
| 3sealed | 92 | Degen, Frederic (1567) | Won 2-0 | +191520 |
| 4sealed | 97 | Scholz, Nico (1501) | Lost 1-2 | -181502 |
| 5sealed | 104 | Conradi, Bjorn (1493) | Won 2-0 | +171519 |
| 6sealed | 111 | Lacroix, Damien (1641) | Lost 1-2 | -151504 |
| 7sealed | 112 | Torchalla, Elias (1499) | Won 2-0 | +181522 |
| 8sealed | 88 | Manderla, Thomas (1520) | Won 2-0 | +171539 |
| 9sealed | 62 | Kuhnast, Sebastian (1545) | Lost 1-2 | -171522 |
| top | average opponent: 1536record: 5-4 | new rating: 1522 | ||