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

Kadric, Denis

MNE MNE·Born 1995·FIDE #14403803·2,893 Games

Classical25172,470 Games

Rapid2556214 Games

Blitz2522304 Games

Statistics

2893

Total

1307

Wins

904

Draws

679

Losses

45%31%23%

Play Style

What you need to know before facing them

Elite accuracy: 93.8% average

Solid conversion: 85%

Very consistent (89%)

Very precise: only 0.0 blunders/game

Dominates 1.b3 ♚ (83% in 12 games)

Deep Analysis

Stockfish 18 · Classical games · 659 analyzed

Accuracy by phase

Opening96.2%

Middlegame93.6%

Endgame95.0%

Clutch Factor

Performance under pressure

+3%

Winning (+2 or more)94%

191 Games

Equal position95%

231 Games

Losing (-2 or more)90%

78 Games

Problematic Pieces

Which pieces cause most errors?

♙

22%

68 errors

♖

19%

58 errors

♞

17%

53 errors

♕

17%

53 errors

♗

12%

38 errors

♔

11%

34 errors

Critical Moment

When does the first serious error occur?

Move 41average

1-15

16-25

26-35

36-45

46+

32% of blunders occur between move 46+. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

9

10

10

9

11

12

10

13

10

9

abcdefgh

Many

Few

Critical squares

e313 err

f512 err

e511 err

d610 err

f310 err

e3/f5 concentrate most errors. Force decisions in those zones.

Recent Games

W

Ernst, Robert2402

TCh-AUT Rapid 2026 · 17 May 2026

0-1

W

Grurl, Manfred1973

TCh-AUT Rapid 2026 · 17 May 2026

0-1

D

Karvatskyi, Oleksii2304

TCh-AUT Rapid 2026 · 17 May 2026

½-½

D

Hengl, Philip2158

TCh-AUT Rapid 2026 · 17 May 2026

½-½

L

Cieslak, Patryk2494

TCh-AUT Rapid 2026 · 17 May 2026

0-1

W

Tsatsalashvili, Keti2313

TCh-AUT Rapid 2026 · 17 May 2026

0-1

Openings

Based on player games

Weaknesses

EXPLOIT!

White

Sicilian: Classical

80.0%

10 Games·Loses

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6

Black

King's Indian: Classical

53.3%

15 Games·Loses

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5

Strengths

AVOID

White

Caro-Kann: Advance

60.0%

105 Games·Wins

1.e4 c6 2.d4 d5 3.e5

Sicilian: e6 Systems

58.0%

50 Games·Wins

1.e4 c5 2.Nf3 e6

Black

Sicilian: Sveshnikov

50.0%

16 Games·Wins

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5

Critical Blunders

Tactical errors analyzed with Stockfish

10 errors

▶

#37Rxc6??

Tactics

vs Bosiocic

OTB·2026

▶

#34Be5??

Tactics

vs Samadov

Blitz·2025

▶

#39Rxa2??

Tactics

vs Isanzhulov

Blitz·2025

▶

#24Rd1??

Tactics

vs Gan-Erdene

Blitz·2025

▶

#55Nf2+??

Endgame

vs Kobalia

Blitz·2025

▶

#15Qd2??

Tactics

vs Maksimovic

Blitz·2025

▶

#33Ne2??

Tactics

vs Berend

Blitz·2025

▶

#36Nd6??

Tactics

vs So

Blitz·2025

▶

#42Nd7??

Endgame

vs Raja Rithvik R

Blitz·2025

▶

#21Qh4??

Tactics

vs Shogdzhiev

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

1441 Games

48%31%21%

Move	Games	Performance	%
1.e4	1369		64%
1.d3	40		53%
1.Nf3 Strong	21		74%
1.d4	3		33%
1.f4 Weak	2		0%
1.c4 Strong	2		100%
1.Nc3 Strong	2		100%
1.g3	2		50%

1.e4

64%

1369

1.d3

53%

40

1.Nf3

74%

21

1.d4

33%

3

1.f4

0%

2

1.c4

100%

2

1.Nc3

100%

2

1.g3

50%

2

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