Halavais, Arthur
Current rating: 1580
Record: 35-32-2 (GP) / 4-4 (professional)
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 482 | Burns, Richard (1590) | Won 2-1 | +181579 |
| 2standard | 372 | Smith, Isaac (1698) | Lost 1-2 | -151564 |
| 3standard | 547 | Sigrist, Jonathan (1500) | Won 2-0 | +161580 |
| 4standard | 307 | Calabrese, Jared (1547) | Won 2-1 | +181598 |
| 5standard | 140 | Seo, Sophia (1500) | Won 2-1 | +161614 |
| 6standard | 133 | Higbee, Wesley (1919) | Lost 1-2 | -131601 |
| 7standard | 236 | Merrifield, Patrick (1542) | Lost 1-2 | -191582 |
| 8standard | 363 | Dulin, Maxmillian (1520) | Lost 1-2 | -191563 |
| 9standard | 363 | Baker, Alec (1524) | Won 2-1 | +171580 |
| top | average opponent: 1593record: 5-4 | new rating: 1580 | ||
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1636 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 207 | Hale, Kenny (1465) | Won 2-0 | +151651 |
| 2standard | 77 | Worthington, Brian (1518) | Lost 1-2 | -211630 |
| 3standard | 483 | Willoughby, David (1501) | Lost 1-2 | -201610 |
| 4standard | 598 | Campbell, Joseph (1482) | Won 2-1 | +161626 |
| 5standard | 491 | Nielson, Alex (1514) | Lost 1-2 | -201606 |
| 6standard | 471 | Johnson, Kathleen (1483) | Lost 1-2 | -211585 |
| 7standard | 494 | Gandy, Ransom (1464) | Lost 1-2 | -201565 |
| 8standard | 437 | Chamberlin, Gregory (1449) | Lost 1-2 | -201545 |
| 9standard | 387 | Cooper, Ernest (1430) | Won 2-1 | +161561 |
| top | average opponent: 1478record: 3-6 | new rating: 1561 | ||
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1637 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 19 | Sidher, Ricky (1942) | Lost 1-2 | -131624 |
| 5block | 92 | Hristis, Michael (1533) | Lost 0-2 | -191605 |
| 6block | 183 | Promdontri, Wanipop (1576) | Won 2-0 | +171622 |
| 7block | 174 | De Souza, Eric (1421) | Draw 1-1 | -31619 |
| 8block | 149 | Mourssali, Riad (1677) | Won 2-1 | +191638 |
| 9block | 106 | Chen, Kevin K (1533) | Draw 1-1 | -21636 |
| top | average opponent: 1614record: 2-2-2 | new rating: 1636 | ||
| Pro Tour Dark Ascension (DKA standard) | starting rating: 1629 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 81 | Black, Samuel (1934) | Won 2-1 | +231652 |
| 2standard | 100 | Purdom, Anthony (1578) | Won 2-0 | +171669 |
| 3standard | 38 | Lee, Jackie (1638) | Lost 1-2 | -191650 |
| 4standard | 94 | Cuellar, Dorian (1627) | Won 2-1 | +181668 |
| 5standard | 23 | Kibler, Brian (2002) | Lost 1-2 | -121656 |
| 6draft | 176 | Zhang, Meng Qiu (1732) | Won 2-0 | +191675 |
| 7draft | 118 | Clary, Kenneth (1665) | Lost 1-2 | -181657 |
| 8draft | 87 | Marzuca Lozano, Jose David (1545) | Lost 1-2 | -201637 |
| top | average opponent: 1715record: 4-4 | new rating: 1637 | ||
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 25 | Fuller, Ben [USA] (1554) | Won 2-0 | +181572 |
| 5sealed | 52 | Maudslien, Erik (1519) | Won 2-0 | +171589 |
| 6sealed | 201 | Holladay, Ross (1541) | Lost 0-2 | -191570 |
| 7sealed | 24 | Scott-Vargas, Luis (2029) | Won 2-1 | +261596 |
| 8sealed | 154 | Turtenwald, Owen (1873) | Won 2-1 | +231619 |
| 9sealed | 6 | Kiene, Thomas (1624) | Lost 0-2 | -181601 |
| 10sealed | 41 | Zaworski, Peter S (1564) | Lost 0-2 | -191582 |
| 11draft | 50 | Entrup, Rob (1543) | Won 2-1 | +181600 |
| 12draft | 1 | Saito, Tomoharu (2031) | Won 2-1 | +251625 |
| 13draft | 50 | Beare, Tom (1669) | Lost 0-2 | -171608 |
| 14draft | 65 | Reynolds, David (1553) | Won 2-0 | +171625 |
| 15draft | 4 | Zaworski, Peter S (1587) | Won 2-0 | +171642 |
| 16draft | 5 | Chapin, Patrick (1904) | Lost 0-2 | -131629 |
| top | average opponent: 1692record: 8-5 | new rating: 1629 | ||
| Grand Prix Oakland 2010 (extended) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 105 | Padua, Chris R (1505) | Won 2-1 | +171573 |
| 3extended | 14 | Kho, Richard (1466) | Lost 1-2 | -201553 |
| 4extended | 212 | Hughes, Brett (1687) | Lost 1-2 | -161537 |
| 5extended | 206 | Tapia, Steven (1501) | Won 2-0 | +181555 |
| 6extended | 195 | Tessler, Johnathan T (1614) | Lost 1-2 | -171538 |
| 7extended | 178 | Miller, Relando L (1524) | Won 2-1 | +171555 |
| 8extended | 135 | Gardiner, Grant (1522) | Won 2-1 | +181573 |
| 9extended | 95 | Boland, Michael (1535) | Lost 0-2 | -191554 |
| top | average opponent: 1544record: 4-4 | new rating: 1554 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 130 | Janasiewicz, Jason (1467) | Won 2-0 | +171537 |
| 3standard | 124 | Biedenbach, Christopher (1580) | Lost 1-2 | -171520 |
| 4standard | 186 | Gray, Jeremy (1522) | Won 2-1 | +181538 |
| 5standard | 248 | St. Arnauld, Dwayne (1532) | Lost 1-2 | -181520 |
| 6standard | 233 | Hsu, Henry S (1506) | Won 2-1 | +181538 |
| 7standard | 134 | Collins, Sean (1617) | Won 2-0 | +191557 |
| 8standard | 69 | Williams, Seth (1478) | Won 2-1 | +171574 |
| 9standard | 53 | Hague, Matt (1573) | Lost 0-0 | -181556 |
| top | average opponent: 1534record: 5-3 | new rating: 1556 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 177 | Quiroz, Gabriel (1517) | Won 2-0 | +191465 |
| 2extended | 67 | Olszowy, John h (1483) | Won 2-1 | +191484 |
| 3extended | 5 | Izsak, Yoel (1727) | Lost 1-2 | -141470 |
| 4extended | 153 | Honeycutt, James (1568) | Won 2-0 | +201490 |
| 5extended | 151 | DiJohn, Nicholas (1533) | Won 2-0 | +181508 |
| 6extended | 66 | Kastel, Chad (1637) | Won 2-0 | +211529 |
| 7extended | 26 | Ballew, Trey (1574) | Lost 1-2 | -171512 |
| 8extended | 82 | Williams, David A (1708) | Won 2-0 | +211533 |
| 9extended | 44 | Aten, Timothy (1811) | Lost 0-2 | -131520 |
| top | average opponent: 1618record: 6-3 | new rating: 1520 | ||
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 226 | Deveines, Brandon (1500) | Lost 0-2 | -181482 |
| 2block | 272 | Shipp, Aaron (1482) | Won 2-1 | +181500 |
| 3block | 224 | Douglass, Tom (1500) | Lost 1-2 | -181482 |
| 4block | 267 | Hayes, Dan J (1482) | Won 2-0 | +181500 |
| 5block | 198 | Dejesus, Adam (1499) | Lost 0-2 | -181482 |
| 6block | 217 | Muntifering, Sean (1482) | Lost 1-2 | -181464 |
| 7block | 195 | Zatz-Gilman, Gabriel (1460) | Lost 0-1 | -181446 |
| top | average opponent: 1486record: 2-5 | new rating: 1446 | ||