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

Sharafiev, Azat

RUS RUS·Born 1990·FIDE #4186214·944 Games

Classical2431739 Games

Rapid2312104 Games

Blitz2308101 Games

Statistics

944

Total

371

Wins

295

Draws

278

Losses

39%31%29%

Play Style

What you need to know before facing them

Very high accuracy: 87.8% average

Plays 3.5% better with black

Very consistent (89%)

Very precise: only 0.0 blunders/game

Dominates 1.Nf3 ♔ (59% in 123 games)

Vulnerable to 1.c4 ♚ (only 45%)

Deep Analysis

Stockfish 18 · Classical games · 4 analyzed

Accuracy by phase

Opening97.8%

Middlegame92.2%

Endgame92.6%

Clutch Factor

Performance under pressure

-4%

Winning (+2 or more)85%

0 Games

Equal position85%

0 Games

Losing (-2 or more)89%

4 Games

Problematic Pieces

Which pieces cause most errors?

♖

60%

3 errors

♔

20%

1 errors

♙

20%

1 errors

♗

0%

0 errors

♞

0%

0 errors

♕

0%

0 errors

Critical Moment

When does the first serious error occur?

Move 30average

1-15

16-25

26-35

36-45

46+

Error Heatmap

Where do most errors occur?

1

1

1

1

1

abcdefgh

Many

Few

Critical squares

b31 err

c51 err

d21 err

e71 err

h81 err

b3/c5 concentrate most errors. Force decisions in those zones.

Recent Games

L

Kravtsiv, Martyn2598

Titled Tue 9th Dec 2025 · 9 Dec 2025

0-1

W

Aadik Theophane Lenin2123

Titled Tue 9th Dec 2025 · 9 Dec 2025

0-1

L

Galchenko, Matvey2435

Titled Tue 9th Dec 2025 · 9 Dec 2025

0-1

W

Miserendino, Alfredo2043

Titled Tue 9th Dec 2025 · 9 Dec 2025

0-1

W

Tanenbaum, Zachary2371

Titled Tue 9th Dec 2025 · 9 Dec 2025

1-0

L

Huber, Edwin2116

Titled Tue 18th Nov 2025 · 18 Nov 2025

1-0

Openings

Based on player games

Weaknesses

EXPLOIT!

White

French Defense

50.0%

10 Games·Loses

1.e4 e6 2.d4 d5

Black

No significant weaknesses detected as Black

Strengths

AVOID

White

Sicilian: 2...Nc6

66.7%

15 Games·Wins

1.e4 c5 2.Nf3 Nc6

Black

Sicilian: e6 Systems

51.3%

39 Games·Wins

1.e4 c5 2.Nf3 e6

Critical Blunders

Tactical errors analyzed with Stockfish

2 errors

▶

#16Rc5??

Tactics

vs Caruana

OTB·2018

▶

#15Kh8??

Tactics

vs Carlsen

OTB·2018

Endgame Statistics

4 endgame categories analyzed — discover where they collapse under pressure

Repertoire

☰ All

♟ Classical

⚡ Rapid

🔥 Blitz

PRO

·

2025

2024

2023

2022

2021

2020

PRO

8

7

6

5

4

3

2

1a

b

c

d

e

f

g

h

Starting Position

485 Games

41%33%26%

Move	Games	Performance	%
1.d4	188		58%
1.e4	144		58%
1.Nf3	123		59%
1.c4	27		54%
1.g3	2		50%
1.Nc3 Weak	1		0%

1.d4

58%

188

1.e4

58%

144

1.Nf3

59%

123

1.c4

54%

27

1.g3

50%

2

1.Nc3

0%

1

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