Pereira, Mario
Current rating: 1363
Record: 29-41-2
| Grand Prix Birmingham 2017 (modern) | starting rating: 1353 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 568 | Hoban, Liam [ENG] (1446) | Lost 1-2 | -161337 |
| 2modern | 160 | Grainger, Ian (1455) | Won 0-0 | +201357 |
| 3modern | 570 | Marchand, Benjamin (1506) | Won 2-1 | +211378 |
| 4modern | 437 | Van Houten, Frank (1454) | Won 2-1 | +191397 |
| 5modern | 326 | Choca, Joao (1990) | Won 2-0 | +281425 |
| 6modern | 65 | Bentley, James (1553) | Lost 0-2 | -161409 |
| 7modern | 194 | Stevenson, Craig (1588) | Lost 1-2 | -151394 |
| 8modern | 452 | Jennings, Rory (1503) | Lost 0-2 | -161378 |
| 9modern | 393 | Carter, Luke (1516) | Lost 1-2 | -151363 |
| top | average opponent: 1557record: 4-5 | new rating: 1363 | ||
| Grand Prix Barcelona 2016 (SOI limited) | starting rating: 1415 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 41 | Orange, Gregory (2028) | Lost 0-2 | -91406 |
| 4sealed | 422 | Relat, Ferran (1553) | Won 2-0 | +211427 |
| 5sealed | 245 | Berti, Francesco (1689) | Lost 1-2 | -131414 |
| 6sealed | 490 | Grant, David (1655) | Lost 1-2 | -141400 |
| 7sealed | 547 | Niwinski, Willam (1502) | Lost 0-2 | -161384 |
| 8sealed | 594 | Drapala, Thomas (1688) | Lost 1-2 | -131371 |
| 9sealed | 568 | Goro Farreres, Victor (1370) | Lost 0-2 | -181353 |
| top | average opponent: 1641record: 1-6 | new rating: 1353 | ||
| Grand Prix Kuala Lumpur 2014 (THS limited) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 90 | Soh, Kee Kiat (1490) | Won 2-1 | +191480 |
| 2sealed | 135 | So, Joel Dongwen (1518) | Lost 1-2 | -181462 |
| 3sealed | 295 | Chan, Francis (1541) | Lost 1-2 | -161446 |
| 4sealed | 399 | Md Shamsudin, Md Shahr (1485) | Lost 1-2 | -181428 |
| 5sealed | 384 | Manzano, Anton (1448) | Won 2-0 | +191447 |
| 6sealed | 309 | Teng, Willie (1499) | Won 2-0 | +191466 |
| 7sealed | 234 | Seow, Kelvin (1541) | Lost 0-2 | -171449 |
| 8sealed | 223 | Chin, Kritz (1509) | Lost 0-2 | -171432 |
| 9sealed | 229 | Burhanudin, Faizal (1449) | Lost 1-2 | -171415 |
| top | average opponent: 1498record: 3-6 | new rating: 1415 | ||
| Grand Prix Valencia 2013 (THS limited) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 46 | Diaz, Alberto (1498) | Lost 0-2 | -181473 |
| 2sealed | 332 | Marques, Diogo (1465) | Lost 0-2 | -181455 |
| 3sealed | 463 | Oliviero, Marco (1695) | Lost 0-2 | -141441 |
| 4sealed | 502 | Gimenez, Manuel (1443) | Won 2-0 | +181459 |
| 5sealed | 439 | Nielsen, Rasmus (1450) | Won 2-0 | +181477 |
| 6sealed | 392 | Mercy, Christophe (1593) | Won 2-1 | +201497 |
| 7sealed | 274 | Laguerre, Mathieu (1499) | Lost 1-2 | -181479 |
| 8sealed | 272 | Pinto, Duarte (1480) | Lost 1-2 | -181461 |
| top | average opponent: 1515record: 3-5 | new rating: 1461 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1441 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 230 | Larsen, Kai Stian (1518) | Lost 1-2 | -171424 |
| 3sealed | 524 | Ballanger, Stuart (1546) | Won 2-1 | +201444 |
| 4sealed | 388 | Decent, David (1522) | Won 2-0 | +201464 |
| 5sealed | 228 | Marshall, James (1560) | Won 2-1 | +191483 |
| 6sealed | 260 | Tzirinis, Panagiotis (1601) | Lost 0-2 | -151468 |
| 7sealed | 351 | McDonald, James [ENG] (1535) | Lost 0-2 | -171451 |
| 8sealed | 313 | Pieprzyk, Marek (1597) | Won 2-0 | +201471 |
| 9sealed | 217 | Siemons, Bjarne (1544) | Won 2-1 | +201491 |
| top | average opponent: 1553record: 5-3 | new rating: 1491 | ||
| Grand Prix Lisbon 2012 (RTR limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 518 | Rodrigues, Jose (1500) | Won 2-0 | +181516 |
| 2sealed | 585 | Gonzalez, Jairo (1499) | Won 2-0 | +171533 |
| 3sealed | 513 | Gonzalez Gomez, Pablo (1521) | Lost 0-2 | -181515 |
| 4sealed | 629 | Pereira, Joao (1526) | Draw 1-1 | 01515 |
| 5sealed | 663 | Li, Ron (1517) | Lost 0-2 | -181497 |
| 7sealed | 660 | Venneri, Luca (1421) | Lost 0-2 | -191478 |
| 8sealed | 665 | Billiau, Michel (1401) | Lost 1-2 | -191459 |
| 9sealed | 776 | Moen, Espen (1460) | Lost 0-2 | -181441 |
| top | average opponent: 1481record: 2-5-1 | new rating: 1441 | ||
| Grand Prix Madrid 2012 (DKA limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 65 | Angrisano, Jacopo (1536) | Draw 1-1 | 01540 |
| 2sealed | 173 | Montalban Ruiz, Francisco Javier (1505) | Lost 0-2 | -181522 |
| 3sealed | 248 | Silva, Nuno (1514) | Won 2-0 | +171539 |
| 4sealed | 225 | Gobern, Luis (1485) | Lost 0-2 | -191520 |
| 5sealed | 263 | Lopez, Enrique E (1521) | Won 2-0 | +181538 |
| 6sealed | 209 | Andreu, Fernando (1484) | Lost 1-2 | -191519 |
| 7sealed | 205 | Gonzalez Garcia, Diego Jesus (1395) | Lost 0-2 | -201499 |
| 8sealed | 195 | Baeza, Miguel (1447) | Won 2-0 | +171516 |
| 9sealed | 954 | Pereira, Eurico (1483) | Lost 0-2 | -181498 |
| top | average opponent: 1485record: 3-5-1 | new rating: 1498 | ||
| Grand Prix Brussels 2010 (WWK standard) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 222 | Gonzalez, Justo (1441) | Won 2-0 | +151581 |
| 2standard | 146 | Pfau, Andreas (1492) | Won 2-1 | +171598 |
| 3standard | 7 | Campanini, Tommaso (1644) | Lost 1-2 | -171581 |
| 4standard | 228 | Kelterbaum, Morgane (1410) | Lost 0-2 | -211560 |
| 5standard | 207 | Hedemann, Marcel (1493) | Lost 1-2 | -201540 |
| top | average opponent: 1496record: 2-3 | new rating: 1540 | ||
| Grand Prix Brighton 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 141 | Frezard, Julien (1481) | Lost 1-2 | -181482 |
| 2sealed | 256 | Van Hissenhoven, Thibaud (1380) | Won 2-0 | +161498 |
| 3sealed | 227 | Thompson, Andrew J (1539) | Won 2-0 | +191517 |
| 4sealed | 179 | Perez Paez, Oscar (1675) | Won 2-1 | +201537 |
| 5sealed | 100 | Kunsch, Joe (1568) | Won 2-1 | +191556 |
| 6sealed | 50 | Shinkins, Stewart (1726) | Won 2-1 | +211577 |
| 7sealed | 60 | Mosholen, Andre (1606) | Lost 1-2 | -171560 |
| 8sealed | 118 | Ritzmann, Mathias (1662) | Won 2-1 | +191579 |
| 9sealed | 75 | Noorlander, Niels (1813) | Lost 0-2 | -131566 |
| top | average opponent: 1606record: 6-3 | new rating: 1566 | ||