GM Viktor Matviishen Full name Viktor Matviishen Born 2002 (age 24) Place of birth Federation Ukraine Profiles # World Ranking 2537 Classical 2422 Rapid 2461 Blitz Bio Bio coming soon. Most Played Openings White Pieces King's Indian Defense: Normal Variation (11 games) Queen's Gambit Declined (7 games) Grünfeld Defense: Exchange Variation (5 games) Queen's Gambit Declined: Catalan Opening (4 games) Catalan Opening (4 games) Black Pieces Sicilian Defense: Open, Najdorf, English Attack (8 games) Sicilian Defense: Canal Attack (7 games) Catalan Opening (5 games) Giuoco Piano Game: Main Line, Giuoco Pianissimo Variation (4 games) English Opening: Anglo-Indian, Queen's Indian Formation (4 games) Games Players Result Moves Year Viktor Matviishen (2528) Robert Shlyakhtenko (2461) 1-0 70 2026 Viktor Matviishen (2528) Tani Adewumi (2448) 1-0 33 2026 Viktor Matviishen (2533) Benjamin Gongora Montes (2115) 1-0 40 2026 Viktor Matviishen (2533) Rose Atwell (2337) 1-0 34 2026 Viktor Matviishen (2440) Varuzhan Akobian (2520) 1-0 57 2026 Viktor Matviishen (2440) Gabriela Antova (2154) 1-0 33 2026 Viktor Matviishen (2440) Arman Mikaelyan (2445) 1-0 42 2026 Viktor Matviishen (2523) Padhya Saumil (2300) 1-0 35 2026 Viktor Matviishen (2523) Ethan Guo (2364) 1-0 40 2026 Viktor Matviishen (2533) Bharath Subramaniyam (2595) 0-1 47 2026 Show All Games