T
GM
Tazbir, Marcin
POL·Born 1988·FIDE #1122452·1,617 Games
Classical24961,464 Games
Rapid245374 Games
Blitz245179 Games
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1617 games analyzed
Statistics
Total
1617Wins
691Draws
709Losses
21643%44%13%
Play Style
What you need to know before facing themElite accuracy: 93.9% average
High resilience (67%): Dangerous even when losing
Solid conversion: 91%
Very consistent (88%)
Very precise: only 0.1 blunders/game
Dominates 1.Nf3 ♔ (71% in 31 games)
Deep Analysis
Stockfish 18 · Classical games · 328 analyzedAccuracy by phase
Opening
95.7%
Middlegame
93.5%
Endgame
95.2%
Clutch Factor
+5%Winning (+2 or more)
94%151g
Equal position
95%142g
Losing (-2 or more)
90%35g
Performance under pressure
Problematic Pieces — Which pieces cause most errors?
27%
55 errors
18%
37 errors
17%
34 errors
14%
29 errors
13%
27 errors
11%
22 errors
Critical Moment — When does the first serious error occur?
Move 45 average0%
7%
33%
27%
33%
1-15
16-25
26-35
36-45
46+
33% of blunders occur between move 26-35. Keep tension until that moment.
Error Heatmap — Where do most errors occur?
9
8
9
8
FewMany
Errors mapped
72
Hotspot zone
c6 / f4
Critical squares
c6
9 err
f4
9 err
d2
8 err
h5
8 err
b6
7 err
c6/f4 concentrate most errors. Force decisions in those zones.
Openings
Based on player gamesWeaknesses
— exploit these linesWhite55.6%Loses
Sicilian: Classical — 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6
9 Games · Low sample · last played last yearPlay this line
No significant weaknesses detected as Black
Strengths
— avoid these linesWhite72.7%Wins
Sicilian: Rossolimo — 1.e4 c5 2.Nf3 Nc6 3.Bb511 Games · last played 3 years ago
White58.3%Wins
English: Anglo-Indian — 1.c4 Nf6 2.g3 e624 Games · last played 3 years ago
Black69.2%Wins
English: g3 System — 1.c4 e5 2.g3 f513 Games · last played 5 months ago
Black48.4%Wins
Sicilian: d6 Systems — 1.e4 c5 2.Nf3 d6124 Games · last played 3 weeks ago
Critical Blunders
10 errors · Stockfish#81Rg5??vs SvaneOTB · 2026
#48d4??vs NavaraOTB · 2026
#26cxb3??vs CarlssonOTB · 2025
#35Rf4??vs KacprzakOTB · 2025
#39Qxb4??vs SuderOTB · 2025
#41Rxh2??vs KuczaOTB · 2025
#46f6??vs SilichOTB · 2025
#28Rd2??vs Pulvett MarinOTB · 2025
#55g5??vs PultineviciusOTB · 2025
#38Rb1??vs HeberlaOTB · 2025
Recent Games
1,617 GamesD
Volokitin, Andrei(2623)
TCh-POL Ekstraliga 2026 · 24 Jun 2026
D
Gledura, Benjamin(2635)
TCh-POL Ekstraliga 2026 · 23 Jun 2026
L
Licznerski, Lukasz(2500)
TCh-POL Ekstraliga 2026 · 21 Jun 2026
D
Sowinski, Pawel(2445)
TCh-POL Ekstraliga 2026 · 20 Jun 2026
L
Svane, Frederik(2657)
TCh-POL Ekstraliga 2026 · 19 Jun 2026
D
Psyk, Radoslaw(2496)
TCh-POL Ekstraliga 2026 · 18 Jun 2026
Endgame Statistics
PRO23 endgame categories analyzedEndgame Statistics
Reveal weaknesses →
23 endgame categories analyzed — discover where they collapse under pressure
Repertoire
6
5
4
3
Move arrowsmost-played moves
Stockfish
824 Games
49%41%10%
MoveGamesPerformance%
1.e4
42770%
1.c4Strong
29371%
1.d4
6857%
1.Nf3Strong
3171%
1.g3Strong
475%
1.f4Strong
1100%
POL