GM

Berdayes Ason, Dylan Isidro

CUB CUB·Born 1998·FIDE #3516016·884 Games

Classical2462846 Games
Rapid247418 Games
Blitz248120 Games

Statistics

884

Total

429

Wins

283

Draws

172

Losses

49%32%19%

Play Style

What you need to know before facing them

Elite accuracy: 93.7% average
High resilience (56%): Dangerous even when losing
Solid conversion: 88%
Very consistent (89%)
Very precise: only 0.1 blunders/game
Dominates 1.c4 ♚ (80% in 25 games)

Deep Analysis

Stockfish 18 · Classical games · 455 analyzed

Accuracy by phase
Opening97.1%
Middlegame93.8%
Endgame95.3%

Clutch Factor

Performance under pressure

+6%
Winning (+2 or more)95%
223 Games
Equal position94%
166 Games
Losing (-2 or more)89%
66 Games

Problematic Pieces

Which pieces cause most errors?

♖
21%
73 errors
♙
19%
67 errors
♕
19%
66 errors
♗
14%
49 errors
♞
14%
49 errors
♔
12%
42 errors

Critical Moment

When does the first serious error occur?

Move 40average
1-15
16-25
26-35
36-45
46+
29% of blunders occur between move 26-35. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

9
11
8
10
15
9
10
15
10
10
abcdefgh
Many
Few
Critical squares
e415 err
e515 err
d611 err
c410 err
d510 err
e4/e5 concentrate most errors. Force decisions in those zones.

Recent Games

D
Perez Rodriguez, Cesar Alejandro2364

LXXI Mexican Open 2026 · 5 Apr 2026

½-½
D
Diaz Guerrero, Jesus Daniel2135

LXXI Mexican Open 2026 · 4 Apr 2026

½-½
W
Florez Salazar, Luis Angel2214

LXXI Mexican Open 2026 · 4 Apr 2026

1-0
D
Hidalgo Diaz, Daniel2362

LXXI Mexican Open 2026 · 3 Apr 2026

½-½
D
Cori Quispe, Kevin Joel2450

LXXI Mexican Open 2026 · 3 Apr 2026

½-½
W
Torres Rosas, Luis Carlos2302

LXXI Mexican Open 2026 · 2 Apr 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
Slav Defense
75.0%
20 Games·Wins

1.d4 d5 2.c4 c6

King's Indian: Classical
73.3%
15 Games·Wins

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2

Black
Catalan
58.3%
12 Games·Wins

1.d4 Nf6 2.c4 e6 3.g3

English: Four Knights
58.3%
12 Games·Wins

1.c4 e5 2.Nc3 Nf6

Critical Blunders

Tactical errors analyzed with Stockfish

10 errors
▶
#55Ne7??
Endgame
vs Cori
OTB·2025
▶
#41Rd8??
Endgame
vs Blanco Ronquillo
OTB·2025
▶
#59exf5??
Endgame
vs Revilla Moron
OTB·2025
▶
#38Kf7??
Tactics
vs Pipiras
OTB·2025
▶
#43Bc5??
Endgame
vs Harshit Ranjan Sahu
OTB·2025
▶
#22Qxg2??
Tactics
vs Zhou
OTB·2025
▶
#43Kg7??
Endgame
vs Petrosyan
OTB·2025
▶
#51Rb7??
Endgame
vs Khusenkhojaev
OTB·2025
▶
#65Ke5??
Endgame
vs Majumder Shrayan
OTB·2025
▶
#44Qc4??
Endgame
vs Habans Aguerrea
OTB·2025
Endgame Statistics

23 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
437 Games
52%33%15%
1.e4
63%
211
1.d4
74%
191
1.c4
72%
27
1.Nf3
60%
5
1.g3
75%
2
1.d3
100%
1
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