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

IM

Gorin, Leonid

RUS RUS·Born 1960·FIDE #4131991·142 Games

Classical2443142 Games

Rapid23730 Games

Blitz23510 Games

Statistics

142

Total

64

Wins

36

Draws

42

Losses

45%25%30%

Deep Analysis

Stockfish 18 · Classical games · 0 analyzed

Clutch Factor

Performance under pressure

Insufficient data

Problematic Pieces

Which pieces cause most errors?

Insufficient data

Critical Moment

When does the first serious error occur?

Insufficient data

Error Heatmap

Where do most errors occur?

Insufficient data

Recent Games

L

Yakubboev, Nodirbek2621

Titled Tuesday 5th Oct · 5 Oct 2021

1-0

D

Sjugirov, Sanan2663

Titled Tuesday 5th Oct · 5 Oct 2021

½-½

D

Bortnyk, Olexandr2604

Titled Tuesday 5th Oct · 5 Oct 2021

½-½

W

Unneland, Mathias2228

Titled Tuesday 5th Oct · 5 Oct 2021

1-0

W

Goncharov, Vladimir2077

Titled Tuesday 5th Oct · 5 Oct 2021

0-1

L

Erdogmus, Yagiz Kaan2179

Titled Tuesday 5th Oct · 5 Oct 2021

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

French: Tarrasch

66.7%

12 Games·Wins

1.e4 e6 2.d4 d5 3.Nd2

Black

No consistent strengths detected as Black

Critical Blunders

Tactical errors analyzed with Stockfish

No blunders recorded

Repertoire

☰ All

♟ Classical

⚡ Rapid

🔥 Blitz

PRO

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2021

2020

2006

2001

2000

1999

PRO

8

7

6

5

4

3

2

1a

b

c

d

e

f

g

h

Starting Position

76 Games

51%28%21%

Move	Games	Performance	%
1.e4	76		65%

1.e4

65%

76

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