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

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Rusanov, Michail

RUS RUS·Born 1976·FIDE #4131878·125 Games

Classical244097 Games

Rapid24327 Games

Blitz221921 Games

Statistics

125

Total

45

Wins

47

Draws

33

Losses

36%38%26%

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

W

Alekseev, Evgeny2636

Chigorin Mem Blitz 2016 · 14 Oct 2016

0-1

W

Manin, Viktor2153

St.Petersburg Blitz 2014 · 7 Dec 2014

0-1

L

Alekseev, Evgeny2679

St.Petersburg Blitz 2014 · 7 Dec 2014

1-0

W

Abuev,Roman

St.Petersburg Blitz 2014 · 7 Dec 2014

1-0

L

Matlakov, Maxim2695

St.Petersburg Blitz 2014 · 7 Dec 2014

0-1

L

Shimanov, Aleksandr2591

St.Petersburg Blitz 2014 · 7 Dec 2014

0-1

Openings

Based on player games

No clear weaknesses!

Critical Blunders

Tactical errors analyzed with Stockfish

No blunders recorded

Repertoire

☰ All

♟ Classical

⚡ Rapid

🔥 Blitz

PRO

·

2016

2014

2013

2012

2010

2008

PRO

8

7

6

5

4

3

2

1a

b

c

d

e

f

g

h

Starting Position

58 Games

38%41%21%

Move	Games	Performance	%
1.d4	33		61%
1.e4	16		53%
1.f4	3		50%
1.Nf3	2		50%
1.a3 Strong	2		100%
1.b4	2		50%

1.d4

61%

33

1.e4

53%

16

1.f4

50%

3

1.Nf3

50%

2

1.a3

100%

2

1.b4

50%

2

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