IM

Colbow, Collin

GER GER·Born 2005·FIDE #16201132·1,075 Games

Classical24421,054 Games
Rapid225510 Games
Blitz243711 Games

Statistics

1075

Total

402

Wins

297

Draws

371

Losses

37%28%35%

Play Style

What you need to know before facing them

Elite accuracy: 93.2% average
Solid conversion: 86%
Very consistent (88%)
Very precise: only 0.1 blunders/game
Dominates 1.Nf3 ♔ (61% in 32 games)
Vulnerable to 1.c4 ♚ (only 41%)

Deep Analysis

Stockfish 18 · Classical games · 378 analyzed

Accuracy by phase
Opening96.8%
Middlegame93.2%
Endgame95.2%

Clutch Factor

Performance under pressure

+5%
Winning (+2 or more)94%
147 Games
Equal position95%
139 Games
Losing (-2 or more)89%
92 Games

Problematic Pieces

Which pieces cause most errors?

♖
24%
94 errors
♕
20%
77 errors
♙
16%
62 errors
♞
15%
57 errors
♗
13%
50 errors
♔
13%
50 errors

Critical Moment

When does the first serious error occur?

Move 40average
1-15
16-25
26-35
36-45
46+
33% of blunders occur between move 46+. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

11
16
12
12
11
13
12
14
11
11
abcdefgh
Many
Few
Critical squares
e516 err
d214 err
f413 err
c412 err
e312 err
e5/d2 concentrate most errors. Force decisions in those zones.

Recent Games

W
Hamid, Emran2226

grenke Chess Open 2026 · 6 Apr 2026

1-0
D
Kueppers, Timo2322

grenke Chess Open 2026 · 6 Apr 2026

½-½
D
Ballotti, Luca2264

grenke Chess Open 2026 · 5 Apr 2026

½-½
D
Asadzade, Idris2268

grenke Chess Open 2026 · 5 Apr 2026

½-½
D
Pillard, Valentin2277

grenke Chess Open 2026 · 4 Apr 2026

½-½
D
Chittka, Julius2279

grenke Chess Open 2026 · 4 Apr 2026

½-½

Openings

Based on player games

Weaknesses

EXPLOIT!
White
Caro-Kann: Advance
50.0%
22 Games·Loses

1.e4 c6 2.d4 d5 3.e5

Sicilian: d6 Systems
42.0%
81 Games·Loses

1.e4 c5 2.Nf3 d6

Black

No significant weaknesses detected as Black

Strengths

AVOID
White

No consistent strengths detected as White

Black
Sicilian: Closed
64.3%
14 Games·Wins

1.e4 c5 2.Nc3 Nc6

Sicilian: Dragon
63.6%
11 Games·Wins

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6

Critical Blunders

Tactical errors analyzed with Stockfish

10 errors
▶
#47Rh4+??
Endgame
vs Parvanyan
OTB·2025
▶
#30Qh6??
Tactics
vs Pajeken
OTB·2025
▶
#56Rf5??
Endgame
vs Baklan
OTB·2025
▶
#43Rf1+??
Endgame
vs Martin
OTB·2025
▶
#57Qxc2+??
Endgame
vs Mihok
OTB·2025
▶
#37Qe2??
Tactics
vs Werthebach
OTB·2025
▶
#53Rxb6??
Endgame
vs Ramoutar
OTB·2025
▶
#27Qg3??
Tactics
vs Chasin
OTB·2025
▶
#55Rh1??
Endgame
vs Joeres
OTB·2025
▶
#40Qd5??
Tactics
vs Manish Anto Cristiano F
OTB·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
522 Games
41%27%32%
1.e4
54%
431
1.Nf3
59%
33
1.d4
60%
26
1.g3
59%
17
1.b3
60%
5
1.b4
67%
3
1.c4
0%
3
1.f3
50%
2
1.e3
100%
1
1.d3
0%
1
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