Avatar of Mark Machin Rivera
Player Profile

Mark Machin Rivera IM

SerMarkPR Since 2013 (Active) Chess.com ♟♟♟♟♟♟
46.8% W 48.1% L 5.0% D
Bullet
2579
14871W 15332L 1563D
Blitz
2707
939W 928L 136D
Rapid
2367
27W 14L 7D
Recent Games
20 games
Loss
vs BeneCyrill 2581
Jul 4, 2026
1m A12 English: Bled Variation
BeneCyrill won by resignation
Win
vs TigranHToomanian 2538
Jul 4, 2026
1m B06 Modern
SerMarkPR won by checkmate
Loss
vs Evanescence 2602
Jul 4, 2026
1m B06 Modern
Evanescence won on time
Win
vs swag7772 2522
Jul 4, 2026
1m A13 English Opening: Agincourt Defense
SerMarkPR won by resignation
Win
vs VibeSmasher 2646
Jul 4, 2026
1m A02 Bird Opening
SerMarkPR won by resignation
Win
vs born2blundr 2542
Jul 4, 2026
1m B06 Modern
SerMarkPR won by resignation
Loss
vs GBNTomM 2549
Jul 4, 2026
1m A13 English Opening: Agincourt Defense
GBNTomM won by resignation
Loss
vs KRD93RUS 2580
Jul 4, 2026
1m B06 Modern
KRD93RUS won on time
Win
vs Rook-of-Chaos 2670
Jul 4, 2026
1m A10 English Opening
SerMarkPR won on time
Win
vs Jojo_898 2554
Jul 4, 2026
1m A25 English Opening: Closed, Taimanov Variation
SerMarkPR won by resignation
Loss
vs Gen-Gutman 2630
Jul 4, 2026
1m A40 Australian Defense
Gen-Gutman won by resignation
Loss
vs ahmo2026 2607
Jul 4, 2026
1m A12 English: Bled Variation
ahmo2026 won on time
Win
vs chess_player_2705 2551
Jul 4, 2026
1m A15 English Opening: Anglo-Indian Defense
SerMarkPR won on time
Loss
vs Entropy_Vibe 2672
Jul 4, 2026
1m A12 English: Bled Variation
Entropy_Vibe won on time
Loss
vs newchessgo123 2589
Jul 4, 2026
1m B06 Modern
newchessgo123 won by resignation
Win
vs Silver_Classics_in_Colour 2619
Jul 4, 2026
1m A30 English Opening: Symmetrical Variation
SerMarkPR won by resignation
Loss
vs roadtoPETRMACH 2594
Jul 4, 2026
1m A30 English Opening: Symmetrical Variation
roadtoPETRMACH won on time
Loss
vs GamayevOleg 2540
Jul 4, 2026
1m B06 Modern
GamayevOleg won on time
Loss
vs Chess_Mathics 2597
Jul 4, 2026
1m E61 King's Indian Defense
Chess_Mathics won by resignation
Win
vs Wafflepelt 2744
Jul 4, 2026
1m A13 English Opening: Agincourt Defense
SerMarkPR won by resignation