Villanueva, Mario

ARG ARG·Born 1984·FIDE #113433·655 Games

FIDE OTB · #113433 · 655 Games

Classical2466633 g Games

Rapid242711 g Games

Blitz235811 g Games

Play against Villanueva's Twin

PRO

Uses their openings, level & style

Practice against a bot that uses their real openings and playing style

Ready to play

655 games analyzed

Statistics

Total

655

Wins

274

Draws

251

Losses

128

42%38%20%

Play Style

before facing themWhat you need to know before facing them

Elite accuracy: 92.6% average

High resilience (59%): Dangerous even when losing

Very precise: only 0.1 blunders/game

Dominates 1.e4 ♔ (67% in 313 games)

Vulnerable to 1.Nf3 ♚ (only 42%)

Deep Analysis

Stockfish 18 · Classical games · 46 analyzed

Accuracy by phase

Opening

97.1%

Middlegame

93.6%

Endgame

94.2%

Clutch Factor

+6%

Winning (+2)Winning (+2)

95%19g

EqualEqual position

91%21g

Losing (−2)Losing (−2)

90%6g

Accuracy under pressure

Problematic Pieces — which cause most errors?

24%

9 err

21%

8 err

21%

8 err

18%

7 err

13%

5 err

1 err

Critical Moment

Move 36 avg

1-15

16-25

75%

26-35

36-45

25%

46+

75% of blunders after move 26-35 — keep the tension until then.of blunders occur in moves 26-35. Keep the tension until that moment.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

Hotspot zone

e1 / e4

Critical squares

3 err

2 err

e1/e4 account for most of the errors. Force decisions in those zones.

Openings

655 GamesBased on 655 player games

Weaknesses

— exploit these— exploit these lines

No significant weaknesses detected as white

No significant weaknesses detected as black

Strengths

— avoid these— avoid these lines

aswhite65.0%Wins

Ruy Lopez: Closed — 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be720 Games · last played 3 years ago

20 Games · last played 3 years ago

aswhite64.3%Wins

Caro-Kann: Advance — 1.e4 c6 2.d4 d5 3.e514 Games · last played 2 months ago

14 Games · last played 2 months ago

asblack50.0%Wins

French: Classical — 1.e4 e6 2.d4 d5 3.Nc3 Nf618 Games · last played 2 months ago

18 Games · last played 2 months ago

Critical Blunders

10 errors · Stockfish

#26Qa6??Tacticsvs GomezOTB · 2025

#20Bxf5??Tacticsvs TristanOTB · 2025

#51Qh6??Endgamevs VillcaOTB · 2025

#30Qe1??Tacticsvs Flores QuillasOTB · 2025

#36Na3??Tacticsvs LimaOTB · 2025

#29Qb7??Tacticsvs MatsuuraOTB · 2025

#60Ke3??Endgamevs HungaskiRapid · 2025

#38Qe4+??Tacticsvs FloresRapid · 2025

#38Kf7??Tacticsvs Rodriguez VilaRapid · 2025

#46Kf4??Endgamevs BusteloRapid · 2025

Recent Games

655 Games

Win

Tomasi, Albert(2328)

4th Buenos Aires Open · 25 May 2026

0-1

Loss

Vasquez Schroeder, Rodrigo(2453)

4th Buenos Aires Open · 24 May 2026

0-1

Win

Jardim, Frederico Rodrigues(2321)

4th Buenos Aires Open · 23 May 2026

0-1

Win

Mendez, Ernesto(2293)

4th Buenos Aires Open · 23 May 2026

1-0

Draw

Bazan Romero, Octavio Aaron(2301)

4th Buenos Aires Open · 22 May 2026

½-½

Win

Aguinaga, Maximiliano(2205)

4th Buenos Aires Open · 21 May 2026

1-0

Endgame Statistics

PRO43 endgames (63.2%)

Strongest

56%

Rook vs Minor (Exchange)

Weakest

30%

Rook + Equal Minors

Reaches Endgame

63.2%

43 / 68

B vs N Pref

0% · 66.7%

0 / 3

PiecesTypeWin %Games

Rook + Minor

38.9%18

Rook vs Rook

46.2%13

Rook+Bishop vs Rook+Knight

50%10

Queen vs Pieces

50%10

Rook + Equal Minors

30%10

Rook vs Minor (Exchange)

55.6%9

Rook + Minor38.9%18

Rook vs Rook46.2%13

Rook+Bishop vs Rook+Knight50%10

Queen vs Pieces50%10

Rook + Equal Minors30%10

Rook vs Minor (Exchange)55.6%9

Weakest: Rook + Equal Minors 30%Show all 19 types

Unlock Endgame Statistics

19 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

335 Games

49%34%17%

Move	Games	Performance	%
1.e4	314		67%
1.d4	21		52%

MoveGamesPerformance%

1.e4

314

67%

1.d4

52%