Santiago, Rainier
Current rating: 1645
Record: 44-34-1
| Regional Championships Singapore 2023 Cycle 4 (pioneer) | starting rating: 1579 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 9 | Yu, Ronald Joshua (1546) | Lost 1-2 | -191560 |
| 2pioneer | 54 | Espina, Julio (1607) | Lost 1-2 | -171543 |
| 3pioneer | 65 | Kiwanont, Sukhum (1522) | Won 2-1 | +181561 |
| 4pioneer | 52 | Cruz, Mark Anthony (1486) | Won 2-0 | +171578 |
| 5pioneer | 48 | ki, ki (1481) | Won 2-1 | +161594 |
| 6pioneer | 19 | Kio, Zender (1582) | Won 2-1 | +181612 |
| 7pioneer | 16 | Lesmana, Billy (1544) | Won 2-0 | +161628 |
| 8pioneer | 16 | Kuek, Alex (1581) | Won 2-0 | +171645 |
| top | average opponent: 1544record: 6-2 | new rating: 1645 | ||
| Regional Championships Singapore 2023 (pioneer) | starting rating: 1641 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 16 | Tico, Jason Oliver (1500) | Lost 0-2 | -201621 |
| 2pioneer | 73 | Ang, Glenn (1466) | Lost 0-2 | -211600 |
| 3pioneer | 73 | Ong, Zhi (1463) | Won 2-0 | +151615 |
| 4pioneer | 47 | Sahagun, John Daroen (1726) | Lost 0-2 | -161599 |
| 5pioneer | 55 | Koay, Benny (1466) | Lost 1-2 | -201579 |
| top | average opponent: 1524record: 1-4 | new rating: 1579 | ||
| Regional Championships Clark 2023 (ONE standard) | starting rating: 1693 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 27 | khafidz, muhammad (1500) | Won 2-0 | +141707 |
| 2standard | 12 | Zhang, Yanbiao Daniel (1504) | Won 2-0 | +151722 |
| 3standard | 6 | Camangon, Gerald (1859) | Lost 0-2 | -161706 |
| 4standard | 17 | Dungan, Conrad (1600) | Lost 0-2 | -201686 |
| 5standard | 24 | Guevara, Elijah (1382) | Lost 0-2 | -231663 |
| 6standard | 31 | Dwi Putranto, Andhika (1472) | Lost 0-2 | -221641 |
| top | average opponent: 1553record: 2-4 | new rating: 1641 | ||
| Regional Championships Singapore 2022 (pioneer) | starting rating: 1718 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 30 | Espina, Julio (1612) | Won 2-0 | +161734 |
| 2pioneer | 4 | Yeo, Alvin (1517) | Lost 0-2 | -221712 |
| 3pioneer | 50 | Poh, Liang Choong (1642) | Won 2-1 | +171729 |
| 4pioneer | 20 | Winata, Antonius Rico (1525) | Lost 0-2 | -221707 |
| 5pioneer | 49 | Chew, Kelvin (1906) | Lost 1-2 | -141693 |
| top | average opponent: 1640record: 2-3 | new rating: 1693 | ||
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1694 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 375 | Agregado, Timothy John (1500) | Won 2-0 | +151709 |
| 2standard | 175 | Bilgera, Erwin (1517) | Won 2-1 | +141723 |
| 3standard | 39 | Lim, Redmond (1604) | Won 2-0 | +161739 |
| 4standard | 107 | Penaflorida, Mark (1599) | Won 2-0 | +161755 |
| 5standard | 11 | Torralba, Mark Jason (1572) | Won 2-1 | +141769 |
| 6standard | 11 | Floch, Ivan (2185) | Lost 0-2 | -111758 |
| 7standard | 37 | Enriquez, Emil Gabriel (1670) | Lost 0-2 | -191739 |
| 8standard | 127 | Regino, Jaime Lorenzo (1572) | Lost 0-2 | -211718 |
| top | average opponent: 1652record: 5-3 | new rating: 1718 | ||
| Grand Prix Manila 2012 (AVR standard) | starting rating: 1681 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 100 | Superticioso, Mars (1542) | Won 2-1 | +161697 |
| 3standard | 15 | Lee, Joon Soo (1484) | Lost 0-2 | -221675 |
| 4standard | 224 | Diaz, Teofel Godfrey (1520) | Lost 1-2 | -211654 |
| 5standard | 288 | Rubio, Jonathan C (1469) | Won 2-0 | +151669 |
| 6standard | 152 | Sayam, Lester (1469) | Won 2-0 | +141683 |
| 7standard | 151 | Kositaporn, Nonthakorn (1585) | Won 2-0 | +161699 |
| 8standard | 93 | Dela Cruz, Rafael Domi (1558) | Won 2-0 | +161715 |
| 9standard | 67 | Bueno, Paolo (1569) | Lost 0-2 | -211694 |
| top | average opponent: 1524record: 5-3 | new rating: 1694 | ||
| Grand Prix Kuala Lumpur 2012 (DKA standard) | starting rating: 1596 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 75 | Simpson-Wolf, Anders (1596) | Won 2-0 | +181614 |
| 3standard | 24 | Denney, Robert J (1553) | Won 2-0 | +161630 |
| 4standard | 66 | Ng Dun Yu, Robin (1562) | Lost 1-2 | -191611 |
| 5standard | 78 | Lim, Kevin (1547) | Won 2-1 | +171628 |
| 6standard | 56 | Wong, Don (1520) | Won 2-1 | +161644 |
| 7standard | 30 | Yang, Joshua (1765) | Lost 0-2 | -161628 |
| 8standard | 94 | Lim, Yong Chin (1525) | Won 2-0 | +161644 |
| 9standard | 45 | Di, Yuan (1570) | Won 2-0 | +171661 |
| 10standard | 21 | Yin, Xin (1546) | Won 2-0 | +161677 |
| 11standard | 22 | Nam, Sung Wook (1655) | Draw 1-1 | 01677 |
| 12standard | 15 | Li, Fabien (1733) | Lost 1-2 | -171660 |
| 13standard | 24 | Chen, Liang (1784) | Won 2-0 | +201680 |
| 14standard | 17 | Chew, Kelvin (1650) | Won 2-0 | +171697 |
| 15standard | 12 | Camangon, Gerald (1811) | Lost 1-2 | -161681 |
| top | average opponent: 1630record: 9-4-1 | new rating: 1681 | ||
| Grand Prix Singapore 2011 (NPH standard) | starting rating: 1532 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 105 | Horig, Wilfy (1542) | Won 2-1 | +181550 |
| 5standard | 7 | Chen, Bryan (1610) | Lost 0-2 | -171533 |
| 6standard | 64 | Yeo, Lee Chye (1407) | Won 2-1 | +161549 |
| 7standard | 47 | Juntong, Apichai (1534) | Lost 1-2 | -181531 |
| 8standard | 82 | Wong, Chi Keung (1629) | Won 2-1 | +201551 |
| 9standard | 32 | Liang, Zhiyi (1683) | Won 2-0 | +201571 |
| 10standard | 36 | Kurihara, Shingou (1896) | Won 2-0 | +241595 |
| 11standard | 24 | Raney, Tom (1889) | Lost 1-2 | -131582 |
| 12standard | 26 | Lee, Shi Tian (1890) | Won 2-1 | +231605 |
| 13standard | 21 | Sewell, Aaron (1557) | Lost 1-2 | -191586 |
| 14standard | 28 | Nelson, Brandon (1827) | Won 2-0 | +231609 |
| 15standard | 19 | Hunt, Matthias (1879) | Lost 0-2 | -131596 |
| top | average opponent: 1695record: 7-5 | new rating: 1596 | ||
| Grand Prix Kuala Lumpur 2010 (WWK standard) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 107 | Neo, Alvin (1555) | Won 2-1 | +191521 |
| 3standard | 1 | Sou, Keika (1531) | Won 2-1 | +181539 |
| 4standard | 15 | Tan, Richmond (1653) | Won 2-0 | +201559 |
| 5standard | 34 | Subcharoen, Jakguy (1688) | Lost 0-2 | -161543 |
| 6standard | 67 | Mohd Nasir, Mohd Ikmal (1743) | Won 2-1 | +221565 |
| 7standard | 26 | Tiong, Chris (1755) | Lost 1-2 | -151550 |
| 8standard | 50 | Yupanondh, Peeraporn (1537) | Lost 0-2 | -181532 |
| top | average opponent: 1637record: 4-3 | new rating: 1532 | ||
| Grand Prix Manila 2008 (Lorwyn block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 56 | Viguilla, Victor (1536) | Won 2-0 | +191519 |
| 3block | 8 | Galiste, Bryan Erd (1536) | Won 2-0 | +181537 |
| 4block | 17 | Ong, Williamson (1540) | Won 2-0 | +181555 |
| 5block | 28 | Abella, Reynald (1539) | Lost 0-2 | -181537 |
| 6block | 28 | Roxas, Neil (1570) | Lost 0-2 | -181519 |
| 7block | 116 | Villangca, Paul (1537) | Lost 1-2 | -171502 |
| top | average opponent: 1543record: 3-3 | new rating: 1502 | ||