Lee, Marcus Bing Sian
Current rating: 1279
Record: 28-51-3
Grand Prix Kuala Lumpur 2010Grand Prix Singapore 2011Grand Prix Brisbane 2011Grand Prix Kuala Lumpur 2012Grand Prix Taipei 2012Grand Prix Bangkok 2013Grand Prix Hong Kong 2013Grand Prix Kuala Lumpur 2014Grand Prix Singapore 2015Grand Prix Taipei 2016Grand Prix Kuala Lumpur 2016Grand Prix Singapore 2017Regional Championships Singapore 2022
| Regional Championships Singapore 2022 (pioneer) | starting rating: 1319 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 3 | Medvedev, Dmitry (1672) | Lost 1-2 | -121307 |
| 2pioneer | 58 | Sebastian, Jonathan (1485) | Lost 1-2 | -141293 |
| 3pioneer | 66 | Hee, Chung Wye (1556) | Lost 0-2 | -141279 |
| top | average opponent: 1571record: 0-3 | new rating: 1279 | ||
| Grand Prix Singapore 2017 (XLN limited) | starting rating: 1311 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 61 | Choi, Sangmin (1535) | Lost 0-2 | -141297 |
| 4sealed | 505 | Lin, Shang-Wei (1541) | Lost 1-2 | -141283 |
| 5sealed | 174 | Yeo, Kok Chiang (1504) | Lost 0-2 | -141269 |
| 6sealed | 191 | Okto, Dimas (1447) | Lost 1-2 | -151254 |
| 7sealed | 214 | Wang, Kunrui (1564) | Won 2-0 | +241278 |
| 8sealed | 173 | De Pedro, Edgar Leroy (1446) | Won 2-0 | +211299 |
| 9sealed | 507 | Tan, Darren (1423) | Won 2-1 | +201319 |
| top | average opponent: 1494record: 3-4 | new rating: 1319 | ||
| Grand Prix Kuala Lumpur 2016 (KLD standard) | starting rating: 1301 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 97 | Yu, Samuel (1533) | Lost 0-0 | -141287 |
| 4standard | 148 | Cruz, Marlon Kane (1603) | Lost 0-2 | -121275 |
| 5standard | 249 | Cooke, Jonathan (1505) | Lost 1-2 | -141261 |
| 6standard | 254 | Chong, Benjimin (1517) | Won 2-1 | +221283 |
| 7standard | 196 | Polit, Mohammad Zaki (1485) | Won 2-1 | +221305 |
| 8standard | 191 | Liang, Shuang Yi (1521) | Lost 0-2 | -141291 |
| 9standard | 181 | Kolaczyk, Jordan (1407) | Won 2-0 | +201311 |
| top | average opponent: 1510record: 3-4 | new rating: 1311 | ||
| Grand Prix Taipei 2016 (SOI standard) | starting rating: 1350 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 103 | Lei, Nang Leong (1517) | Lost 0-2 | -151335 |
| 3standard | 305 | Sloop, Jeffery (1437) | Won 2-1 | +201355 |
| 4standard | 248 | Furuya, Youhei (1681) | Lost 1-2 | -121343 |
| 5standard | 229 | Okamoto, Ichiro (1627) | Lost 0-2 | -131330 |
| 6standard | 264 | Fujii, Hajime (1451) | Lost 1-2 | -161314 |
| 7standard | 310 | Yu, Chung Yen (1467) | Lost 0-2 | -151299 |
| 8standard | 295 | Shin, Ming Hung (1410) | Draw 1-1 | +21301 |
| top | average opponent: 1513record: 1-5-1 | new rating: 1301 | ||
| Grand Prix Singapore 2015 (modern) | starting rating: 1323 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 173 | Ha, Sang-Mook (1444) | Lost 0-2 | -161307 |
| 3modern | 385 | Liao, Yi-Nan (1519) | Lost 0-2 | -141293 |
| 4modern | 423 | Tan, Kian Li Jason (1448) | Won 2-1 | +211314 |
| 5modern | 295 | Garbanzos, Mark Edward (1519) | Lost 1-2 | -141300 |
| 6modern | 368 | Wei An, Yew (1480) | Won 2-0 | +211321 |
| 7modern | 298 | Lu, Bo (1596) | Lost 1-2 | -131308 |
| 8modern | 285 | Chew, Raymond Beng (1483) | Won 2-0 | +211329 |
| 9modern | 217 | Brownley, Samuel (1503) | Won 2-1 | +211350 |
| top | average opponent: 1499record: 4-4 | new rating: 1350 | ||
| Grand Prix Kuala Lumpur 2014 (THS limited) | starting rating: 1344 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 215 | Yap, Mark Christopher (1694) | Won 2-1 | +241368 |
| 2sealed | 57 | Rahman, Diyana Abdul (1518) | Lost 0-2 | -151353 |
| 3sealed | 247 | Sumarta Mu, Justin (1560) | Lost 1-2 | -141339 |
| 4sealed | 380 | Md Yusof, Mohd Shah Reza (1484) | Lost 0-2 | -161323 |
| top | average opponent: 1564record: 1-3 | new rating: 1323 | ||
| Grand Prix Hong Kong 2013 (THS limited) | starting rating: 1383 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 139 | Lu, Bo (1542) | Lost 0-2 | -161367 |
| 4sealed | 251 | Tong, Wing Kiu (1460) | Won 2-0 | +201387 |
| 5sealed | 168 | Palungwachira, Pakhawa (1495) | Lost 0-2 | -161371 |
| 6sealed | 164 | Dolgin, Stepan (1481) | Lost 1-2 | -161355 |
| 7sealed | 223 | Lee, Ue Hong (1499) | Won 2-0 | +211376 |
| 8sealed | 220 | Li, Mengzhou (1474) | Lost 0-2 | -161360 |
| 9sealed | 219 | Tong, Sing Lau (1499) | Lost 0-2 | -161344 |
| top | average opponent: 1493record: 2-5 | new rating: 1344 | ||
| Grand Prix Bangkok 2013 (DGM limited) | starting rating: 1379 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 118 | Shiozu, Ryouma (1696) | Lost 0-2 | -121367 |
| 3sealed | 158 | Wong, Don (1429) | Draw 1-1 | +11368 |
| 4sealed | 257 | Holtin, Benjamin (1539) | Lost 0-2 | -151353 |
| 5sealed | 296 | Purijitrawong, Chalerm (1484) | Lost 1-2 | -161337 |
| 6sealed | 285 | Koh, Jeremy (1467) | Won 2-1 | +211358 |
| 7sealed | 241 | Pinyo, Wathanyu (1516) | Lost 1-2 | -151343 |
| 8sealed | 228 | Luanghirun, Witthaya (1434) | Won 2-1 | +191362 |
| 9sealed | 192 | Li, Qing (1489) | Won 2-1 | +211383 |
| top | average opponent: 1507record: 3-4-1 | new rating: 1383 | ||
| Grand Prix Taipei 2012 (RTR limited) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 77 | Yeh, Shun Wei (1500) | Lost 0-2 | -171412 |
| 3sealed | 144 | Lin, Ya Chen (1500) | Lost 0-2 | -161396 |
| 4sealed | 251 | Chang, Chun Ping (1482) | Lost 1-2 | -171379 |
| top | average opponent: 1494record: 0-3 | new rating: 1379 | ||
| Grand Prix Kuala Lumpur 2012 (DKA standard) | starting rating: 1438 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 107 | Awwal, Izzat (1500) | Won 1-0 | +191457 |
| 2standard | 46 | Wang, Alfred (1520) | Lost 0-2 | -171440 |
| 3standard | 150 | Lim, Kevin (1512) | Lost 1-2 | -171423 |
| 4standard | 221 | Panchal, Arjun (1480) | Won 2-0 | +191442 |
| 5standard | 223 | Tan, Kenny (1447) | Won 2-1 | +181460 |
| 6standard | 182 | Hyder, Nabil (1521) | Lost 1-2 | -171443 |
| 7standard | 154 | Chan, Techun (1500) | Won 2-1 | +201463 |
| 8standard | 146 | Chu Heng, Eng (1521) | Lost 0-2 | -171446 |
| 9standard | 165 | Teh, Soon Leong (1513) | Lost 0-2 | -171429 |
| top | average opponent: 1502record: 4-5 | new rating: 1429 | ||
| Grand Prix Brisbane 2011 (ISD standard) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 79 | Sordello, Andrew R (1481) | Lost 0-2 | -181433 |
| 2standard | 145 | Myconos, Paul (1428) | Won 2-1 | +181451 |
| 3standard | 95 | Nicholas, Sarah (1503) | Lost 0-2 | -171434 |
| 4standard | 150 | Spagnolo, Jesse (1481) | Won 0-0 | +191453 |
| 5standard | 97 | Layfield, JJ (1499) | Lost 1-2 | -171436 |
| 6standard | 134 | Cameron, Tyrel (1481) | Won 2-0 | +191455 |
| 7standard | 91 | McLeod, Kobi (1500) | Lost 1-2 | -171438 |
| top | average opponent: 1482record: 3-4 | new rating: 1438 | ||
| Grand Prix Singapore 2011 (NPH standard) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 33 | Yeh, Chao Lung (1648) | Lost 0-2 | -151470 |
| 2standard | 185 | Mogul, Alan (1413) | Won 2-1 | +161486 |
| 3standard | 102 | Lee, Tze Ming Mark (1500) | Draw 1-1 | +11487 |
| 4standard | 225 | Pang, Miaode (1482) | Lost 0-2 | -181469 |
| 5standard | 251 | Lim, Sen Kit Adam (1483) | Lost 0-2 | -181451 |
| top | average opponent: 1505record: 1-3-1 | new rating: 1451 | ||
| Grand Prix Kuala Lumpur 2010 (WWK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 102 | Cardoso, Ricardo (1588) | Won 2-1 | +201520 |
| 2standard | 94 | Chong, Kin Leong (1651) | Lost 1-2 | -161504 |
| 3standard | 142 | Low, Adam (1500) | Won 2-0 | +181522 |
| 4standard | 141 | Chua, Daniel Boon Hwee (1538) | Won 2-1 | +181540 |
| 5standard | 75 | Soo, Brendan (1553) | Lost 0-2 | -181522 |
| 6standard | 110 | Salvatierra, Jose Victor (1518) | Lost 0-2 | -181504 |
| 7standard | 147 | Iskandar, Nik (1405) | Lost 0-2 | -191485 |
| top | average opponent: 1536record: 3-4 | new rating: 1485 | ||