Scouting report: Valentin Iotov (GM, BUL)

1,494 over-the-board games in the Chess Stalker database (1,491 classical, 3 rapid): 34% wins, 52% draws, 14% losses. FIDE rating 2485 standard, 2586 blitz. 129 games analyzed with Stockfish: 97% accuracy, 0.02 blunders per game.

  • Opening repertoire of Valentin Iotov as White and Black, with results per line — free.
  • Weaknesses and blunder patterns, evaluated with Stockfish — free.
  • Recent over-the-board games and endgame statistics.
  • Twin Bot: a sparring bot that imitates Valentin Iotov's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/2906074 — no account needed.

Valentin Iotov

GM

Bulgariaborn 1988FIDE ID 2906074

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2460
2500
2540
2580
2620
2485 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2586
2485
2603peak, Jul 2009
1,494games
511wins, 34%
773draws, 52%
210losses, 14%

Play style

before facing them
Elite accuracy: 96.5% average
Very consistent (95%)
Very precise: only 0.0 blunders/game
Dominates 1.d4 as ♔ (65% in 549 games)
Vulnerable to 1.Nf3 ♔ (only 47%)

Play against Iotov's Twin

Their real openings, level & style

Based on 1,494 games

Openings

1,494 games

Weaknesses

where they slip as ♔ White

No significant weaknesses detected as white

Strengths

what holds up for them as ♔ White
Dutch Defense1.d4 f5 2.♞f3 ♞f612 games, last played 18 years ago75.0%wins
King's Indian: Classical1.d4 ♞f6 2.c4 g6 3.♞c3 ♝g7 4.e4 d6 5.♞f3 O-O 6.♝e2 e520 games, last played 12 years ago70.0%wins

Deep analysis

Stockfish · Classical · 129 analyzed
Accuracy by phase
Opening
97.2%
Middlegame
96.6%
Endgame
97.4%
Clutch factor
+3%
Winning (+2)
96%
Equal
97%
Losing (−2)
92%
Problematic pieces
38%
5 err
31%
4 err
23%
3 err
8%
1 err
0%
0 err
0%
0 err
Critical moment
Move 52 avg
0%
1-15
0%
16-25
50%
26-35
0%
36-45
50%
46+
50% of blunders occur after move 26-35. Keep tension until then.
Error heatmap · Critical squares
1
1
1
1
1
1
1
1
1
1
Few
Many
a7
1
b4
1
b6
1
d3
1
d4
1
a7/b4 concentrate most errors. Force decisions in those zones.

Critical blunders

some recent costly mistakes
Wang, Justin(2454)

Move 73 · Endgame · OTB · 2019

−4.3g8??
Sinha, Sahil(2296)

Move 50 · Endgame · OTB · 2019

−3.5e7??
Steingrimsson, Hedinn(2530)

Move 30 · Middlegame · OTB · 2019

−4.3g3??

Recent games

Freeman, Michael Roy(2531)

Karapchanski (BUL) · 6 Mar 2022

½–½
Bokar, Jason(2511)

Karapchanski (BUL) · 6 Mar 2022

½–½
Tulfer, Paul(1884)

Karapchanski (BUL) · 6 Mar 2022

½–½
Cornejo, Walter(2522)

Karapchanski (BUL) · 6 Mar 2022

½–½
Offringa, Tjaart(2088)

Karapchanski (BUL) · 6 Mar 2022

½–½
Walter, Gerhard(1869)

EU/TC12/sf3 · 1 Aug 2021

½–½

Endgame statistics

Repertoire

PRO
1,494 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
754 games39%W49%D12%L
Move
1. d4
5495y
44%42%14
65%
1. e4
1605y
26%72%
62%
1. c4
307y
37%50%13
62%
1. ♞f3
155y
1367%20
47%

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