Scouting report: Dylan Isidro Berdayes Ason (GM, CUB)

784 over-the-board games in the Chess Stalker database (749 classical, 16 rapid, 19 blitz): 48% wins, 32% draws, 19% losses. FIDE rating 2462 standard, 2471 rapid, 2479 blitz. 458 games analyzed with Stockfish: 94% accuracy, 0.07 blunders per game.

  • Opening repertoire of Dylan Isidro Berdayes Ason as White and Black, with results per line — free.
  • Weaknesses and blunder patterns, evaluated with Stockfish — free.
  • Recent over-the-board games and endgame statistics.
  • Twin Bot: a sparring bot that imitates Dylan Isidro Berdayes Ason's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/3516016 — no account needed.

Dylan Isidro Berdayes Ason

GM

Cubaborn 1998FIDE ID 3516016

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2380
2420
2460
2500
2540
Peak2519
2488 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2479
2471
2462
2519peak, Jun 2024
784games
380wins, 48%
254draws, 32%
150losses, 19%

Play style

before facing them
Elite accuracy: 93.8% average
Solid conversion: 88%
Very consistent (89%)
Very precise: only 0.1 blunders/game
Dominates 1.d4 as ♔ (74% in 147 games)

Play against Berdayes Ason's Twin

Their real openings, level & style

Based on 784 games

Openings

784 games

Weaknesses

where they slip as ♔ White

No significant weaknesses detected as white

Strengths

what holds up for them as ♔ White
Slav Defense1.d4 d5 2.c4 c614 games, last played 3 weeks ago71.4%wins
King's Indian: Classical1.d4 f6 2.c4 g6 3.c3 g7 4.e4 d6 5.e213 games, last played last month69.2%wins

Deep analysis

Stockfish · Classical · 458 analyzed
Accuracy by phase
Opening
97.1%
Middlegame
93.8%
Endgame
95.3%
Clutch factor
+6%
Winning (+2)
95%
Equal
94%
Losing (−2)
89%
Problematic pieces
21%
73 err
19%
68 err
19%
67 err
14%
50 err
14%
50 err
12%
41 err
Critical moment
Move 40 avg
0%
1-15
16%
16-25
29%
26-35
29%
36-45
26%
46+
29% of blunders occur after move 26-35. Keep tension until then.
Error heatmap · Critical squares
16
15
Few
Many
e5
16
e4
15
d5
11
d6
11
c4
10
e5/e4 concentrate most errors. Force decisions in those zones.

Critical blunders

10 errors
#55
e7?? vs Cori
Endgame · OTB · 2025
#41
d8?? vs Blanco Ronquillo
Endgame · OTB · 2025
#59
exf5?? vs Revilla Moron
Endgame · OTB · 2025
#38
f7?? vs Pipiras
Endgame · OTB · 2025
#43
c5?? vs Harshit Ranjan Sahu
Endgame · OTB · 2025
#51
b7?? vs Khusenkhojaev
Endgame · OTB · 2025

Recent games

Sethuraman, S.P.(2541)

27th Sants Open 2026 · 30 Aug 2026

½–½
Chavez Suarez, Carlos Alberto(2328)

27th Sants Open 2026 · 29 Aug 2026

1–0
Ruiz Buendia, Miguel(2345)

27th Sants Open 2026 · 28 Aug 2026

1–0
Llari, Marc(2330)

27th Sants Open 2026 · 27 Aug 2026

½–½
Lad Mandar Pradip(2343)

27th Sants Open 2026 · 26 Aug 2026

½–½
Anustoop Biswas(2237)

27th Sants Open 2026 · 25 Aug 2026

1–0

Endgame statistics

Repertoire

PRO
784 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
392 games52%W33%D15%L
Move
1. e4
1984m
46%33%21
62%
1. d4
1472w
57%33%
74%
1. c4
392w
56%36%
74%
1. f3
52y
60%40%
60%
1. g3
27y
50%50%
75%
1. d3
11y
100%
100%

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