GM

Oleksiyenko, Mykhaylo

UKR UKR·Born 1986·FIDE #4152417·1,655 Games

Classical25581,510 Games
Rapid246071 Games
Blitz252574 Games

Statistics

1655

Total

764

Wins

589

Draws

301

Losses

46%36%18%

Play Style

What you need to know before facing them

Elite accuracy: 95.2% average
High resilience (58%): Dangerous even when losing
Solid conversion: 87%
Very consistent (93%)
Very precise: only 0.0 blunders/game
Dominates 1.d4 ♔ (71% in 88 games)

Deep Analysis

Stockfish 18 · Classical games · 129 analyzed

Accuracy by phase
Opening96.6%
Middlegame94.0%
Endgame95.9%

Clutch Factor

Performance under pressure

+5%
Winning (+2 or more)96%
36 Games
Equal position96%
73 Games
Losing (-2 or more)92%
20 Games

Problematic Pieces

Which pieces cause most errors?

♙
31%
16 errors
♖
23%
12 errors
♔
13%
7 errors
♗
12%
6 errors
♞
12%
6 errors
♕
10%
5 errors

Critical Moment

When does the first serious error occur?

Move 63average
1-15
16-25
26-35
36-45
46+
100% of blunders occur between move 46+. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

2
2
3
3
3
3
2
2
3
3
abcdefgh
Many
Few
Critical squares
c43 err
d23 err
d33 err
d43 err
e53 err
c4/d2 concentrate most errors. Force decisions in those zones.

Recent Games

W
Ragnarsson, Dagur2363

Kopavogur Int. 2026 · 19 Mar 2026

0-1
L
Pultinevicius, Paulius2563

Kopavogur Int. 2026 · 18 Mar 2026

0-1
D
Johannsson, Birkir Isak2260

Kopavogur Int. 2026 · 17 Mar 2026

½-½
D
Stefansson, Vignir Vatnar2511

Kopavogur Int. 2026 · 15 Mar 2026

½-½
W
Heimisson, Hilmir Freyr2300

Kopavogur Int. 2026 · 14 Mar 2026

0-1
W
Santos Latasa, Jaime2618

Kopavogur Int. 2026 · 13 Mar 2026

1-0

Openings

Based on player games

Weaknesses

EXPLOIT!
White

No significant weaknesses detected as White

Black

No significant weaknesses detected as Black

Strengths

AVOID
White
Queen's Gambit Declined
81.8%
11 Games·Wins

1.d4 d5 2.c4 e6

Sicilian: d6 Systems
56.0%
134 Games·Wins

1.e4 c5 2.Nf3 d6

Black
Sicilian: e6 Systems
49.0%
104 Games·Wins

1.e4 c5 2.Nf3 e6

Sicilian: d6 Systems
48.1%
52 Games·Wins

1.e4 c5 2.Nf3 d6

Critical Blunders

Tactical errors analyzed with Stockfish

10 errors
▶
#35Re6??
Tactics
vs Mukha
Rapid·2025
▶
#63Rxh4??
Endgame
vs Dyachuk
Rapid·2024
▶
#36Rb8??
Tactics
vs Dyachuk
Blitz·2024
▶
#14f6??
Tactics
vs Tretiak
Blitz·2024
▶
#49Ke4??
Endgame
vs Dyachuk
Blitz·2024
▶
#40Be2??
Tactics
vs Pacher
Blitz·2024
▶
#18Ra1??
Tactics
vs Pavlov
Blitz·2024
▶
#18e5??
Tactics
vs Lagarde
OTB·2023
▶
#23c4??
Tactics
vs Andersen
OTB·2023
▶
#26Nd5??
Tactics
vs Fus
Rapid·2022
Endgame Statistics

22 endgame categories analyzed — discover where they collapse under pressure

Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO
·
2026
2025
2024
2023
2022
2021
PRO
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
Starting Position
836 Games
52%34%14%
1.e4
69%
727
1.d4
71%
88
1.Nf3
67%
15
1.c4
50%
6
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