Scouting report: Viktor Erdos (GM, HUN)

2,398 over-the-board games in the Chess Stalker database (2,006 classical, 195 rapid, 197 blitz): 34% wins, 54% draws, 12% losses. FIDE rating 2552 standard, 2518 rapid, 2598 blitz. 443 games analyzed with Stockfish: 95% accuracy, 0.04 blunders per game.

Opening repertoire of Viktor Erdos 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 Viktor Erdos's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/719978 — no account needed.

Viktor Erdos

TitleGrandmasterFederationHungaryBorn1987FIDE ID719978

Classical2552

Rapid2518

Blitz2598

Games2,398

W · D · LWon · Drawn · Lost34 / 54 / 12

Peak2661Oct 2013

Rating history

2480

2520

2560

2600

Oct

2024

Apr

Jul

Oct

2025

Apr

Jul

Oct

2026

Apr

Jul

Oct

Oct 2023Nov 2026

Classical2552Rapid2518Blitz2598no games played

Accuracy by phase

96.8%Opening94.4%Middlegame95.5%Endgame

Clutch factor

Insufficient data

Play style

Elite accuracy: 94.8% average

Very consistent (91%)

Very precise: only 0.0 blunders/game

Dominates 1.d4 as

(69% in 740 games)

Recent games

Horvath, Adam(2396)

Hungarian Rapid Championship 202... · 26 Jul 2026

0–1

Horvath,Jo1(2400)

Hungarian Rapid Championship 202... · 26 Jul 2026

½–½

Vanczak, Tamas(2396)

Hungarian Rapid Championship 202... · 26 Jul 2026

1–0

Banusz, Tamas(2598)

Hungarian Rapid Championship 202... · 26 Jul 2026

1–0

Horvath, Peter(2337)

Hungarian Rapid Championship 202... · 26 Jul 2026

1–0

Play against Erdos's Twin

Their real openings, level & style

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

Based on

2,398 games

Based on 2,398 games

Openings

1,197 games as White · scores 67.5%

Weaknesses

where they slip as ♔ White

No significant weaknesses detected as white

Strengths

what holds up for them as ♔ White

Bogo-Indian1.d4 ♞f6 2.c4 e6 3.♞f3 ♝b4+11 games, last played 7 months ago81.8%wins

King's Indian: Saemisch1.d4 ♞f6 2.c4 g6 3.♞c3 ♝g7 4.e4 d6 5.f323 games, last played 15 years ago73.9%wins

By family

open a family to see its lines

PROTime controls · Years · Events

2,398 games in scope

LineECOGamesLast playedWins · draws · lossesScorevs 67.5%

A00–A042516m

39%57%

67.1%—

E20–E401208m

37%53%10

62.9%−4.6 pts

D30–E051055m

39%56%

67.1%—

D10–D451031y

40%54%

67.0%—

A40–D0210010m

56%35%9

73.5%+6.0 pts

E60–E70714y

55%37%8

73.2%+5.7 pts

B22–B50563m

43%41%16

63.4%−4.1 pts

A10–A30557m

31%58%11

60.0%−7.5 pts

Mistakes

Problematic pieces

Insufficient data

Critical moment

Insufficient data

Error heatmap · Critical squaresError heatmap

Insufficient data

Critical blunders

Tactical errors analyzed with Stockfish

Couldn't load this.

Endgame statistics

257 endgames (46.3%) · force Opposite-Color Bishops (6%)

Strongest

79.4%

R+Bishop vs R+Knight

Weakest

60.6%

Pure Pawn

Reaches Endgame

46.3%

257 / 555

B vs N Pref

52.4%·47.8%

prefers the bishop

PiecesTypeWin %games

Rook + Equal Minors

56%44%

77.9%353g

R+Bishop vs R+Knight

59%41%

79.4%306g

Rook vs Minor (Exchange)

49%50%

73.7%281g

Rook vs Rook

48%50%

72.6%252g

Rook vs Two Minors

56%44%

78.1%160g

Pure Pawn

36%50%14

60.6%109g

Rook + Equal Minors77.9%353g

R+Bishop vs R+Knight79.4%306g

Rook vs Minor (Exchange)73.7%281g

Rook vs Rook72.6%252g

Rook vs Two Minors78.1%160g

Pure Pawn60.6%109g

Weak in Opposite-Color Bishops: only 6% win rate (16 games). Force this endgameShow all 14 types

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All their endgames: discover where they collapse under pressure

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Repertoire

PROTime controls · Years · Events

2,398 games in scope

8

7

6

5

4

3

2

1a

b

c

d

e

f

g

h

Explore the repertoireevery move played, ranked by frequency

1,197 games43%W49%D8%L

1,197games in this linewon 43%, drew 49%, lost 8%

Move

1. d4

7405m

46%47%

69%

1. ♞f3

2476m

39%57%

67%

1. e4

1513m

38%47%15

62%

1. c4

557m

31%58%11

60%

1. g3

413y

25%75%

63%

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