Chess Stalker — Free Chess Opponent Analysis

Analyze any Lichess, Chess.com or FIDE player's openings, weaknesses, blunder patterns and psychological profile. Train against a Twin Bot that replicates your opponent's style. Search by username or FIDE ID across 11 million+ games. Free to use, no signup required.

What you get

Opponent weakness analysis — opening repertoire, common blunders, time pressure patterns
Twin Bot — practice against an AI clone of your opponent's exact playing style
FIDE OTB database — 11 million+ tournament games and 1.7 million+ rated players
Stockfish-powered analysis with depth-25 evaluations
Multi-platform: Lichess, Chess.com, and FIDE in one place
Head-to-head comparison, Nemesis detection, Stalker Score

How it works

Search any Lichess, Chess.com username or FIDE player
Get instant scouting report with weaknesses and patterns
Prepare your strategy and practice against the Twin Bot

GM

Akobian, Varuzhan

USA USA·Born 1983·FIDE #13300580·2,729 Games

Classical25532,464 Games

Rapid2542106 Games

Blitz2524207 Games

Statistics

2729

Total

1254

Wins

810

Draws

665

Losses

46%30%24%

Play Style

What you need to know before facing them

Elite accuracy: 93.5% average

Low resilience (29%): Doesn't save lost positions

Very consistent (89%)

Very precise: only 0.1 blunders/game

Dominates 1.d4 ♔ (66% in 1371 games)

Vulnerable to 1.Nf3 ♔ (only 42%)

Deep Analysis

Stockfish 18 · Classical games · 227 analyzed

Accuracy by phase

Opening96.3%

Middlegame93.5%

Endgame95.1%

Clutch Factor

Performance under pressure

+5%

Winning (+2 or more)94%

68 Games

Equal position96%

87 Games

Losing (-2 or more)90%

72 Games

Problematic Pieces

Which pieces cause most errors?

♖

24%

44 errors

♞

20%

37 errors

♙

16%

29 errors

♕

16%

29 errors

♗

12%

22 errors

♔

12%

23 errors

Critical Moment

When does the first serious error occur?

Move 42average

1-15

16-25

26-35

36-45

46+

31% of blunders occur between move 36-45. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

5

6

6

7

5

8

5

8

6

6

abcdefgh

Many

Few

Critical squares

d38 err

d48 err

c57 err

d66 err

e26 err

d3/d4 concentrate most errors. Force decisions in those zones.

Recent Games

W

Sai Krishna G V2443

Titled Tue 28th Apr 2026 · 28 Apr 2026

1-0

L

Erigaisi Arjun2751

Titled Tue 28th Apr 2026 · 28 Apr 2026

1-0

W

Narva, Mai2411

Titled Tue 28th Apr 2026 · 28 Apr 2026

1-0

W

Savran, Bora2060

Titled Tue 28th Apr 2026 · 28 Apr 2026

0-1

W

Shukhman, Anna2440

Titled Tue 28th Apr 2026 · 28 Apr 2026

0-1

L

Nakamura, Hikaru2810

Titled Tue 28th Apr 2026 · 28 Apr 2026

0-1

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

55.5%

164 Games·Wins

1.d4 d5 2.c4 e6

King's Indian: Fianchetto

61.5%

78 Games·Wins

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3

Black

Reti: KIA

62.5%

16 Games·Wins

1.Nf3 d5 2.g3 c5

English: g3 System

60.0%

10 Games·Wins

1.c4 e5 2.g3 Nc6

Critical Blunders

Tactical errors analyzed with Stockfish

10 errors

▶

#55Bd5??

Endgame

vs Altini

Blitz·2025

▶

#28c6??

Tactics

vs Sklokin

Blitz·2025

▶

#39Rd7??

Tactics

vs Praggnanandhaa R

Blitz·2025

▶

#38Qf3??

Tactics

vs George Samir

Blitz·2025

▶

#34Rb8??

Tactics

vs Shogdzhiev

Blitz·2025

▶

#27Rbxb2??

Tactics

vs Khubukshanov

Blitz·2025

▶

#39Bd4??

Tactics

vs Morris

Blitz·2025

▶

#53Qxg6??

Endgame

vs Morris

Blitz·2025

▶

#39Rc4??

Tactics

vs Ansat

Blitz·2025

▶

#54Kc6??

Endgame

vs Piliposyan

Blitz·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

1398 Games

51%29%20%

Move	Games	Performance	%
1.d4	1371		66%
1.Nf3	12		42%
1.e4	8		56%
1.c4	4		38%
1.b4 Weak	2		25%
1.d3 Strong	1		100%

1.d4

66%

1371

1.Nf3

42%

12

1.e4

56%

8

1.c4

38%

4

1.b4

25%

2

1.d3

100%

1

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