Scouting report: Marin Bosiocic (GM, CRO)

2,319 over-the-board games in the Chess Stalker database (2,044 classical, 101 rapid, 176 blitz): 45% wins, 30% draws, 24% losses. FIDE rating 2563 standard, 2501 rapid, 2580 blitz. 585 games analyzed with Stockfish: 93% accuracy, 0.07 blunders per game.

  • Opening repertoire of Marin Bosiocic 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 Marin Bosiocic's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/14507927 — no account needed.

Chess Stalker

Marin Bosiocic

GM

Croatiaborn 1988FIDE ID 14507927

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2450
2550
2650
2534 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2580
2563
2501
2648peak, Jan 2020
2,319games
1,049wins, 45%
705draws, 30%
563losses, 24%

Play style

before facing them
Elite accuracy: 93.0% average
Solid conversion: 90%
Very consistent (88%)
Very precise: only 0.1 blunders/game
Dominates 1.e4 as ♔ (67% in 459 games)

Play against Bosiocic's Twin

Their real openings, level & style

Based on 2,319 games

Openings

2,319 games

Weaknesses

where they slip as ♔ White
Queen's Indian1.d4 ♞f6 2.c4 e6 3.♞f3 b612 games, last played 8 months ago41.7%losses

Strengths

what holds up for them as ♔ White
Reti vs King's Indian1.♞f3 ♞f6 2.c4 g613 games, last played 4 years ago76.9%wins
Trompowsky Attack1.d4 ♞f6 2.♝g5 d520 games, last played 6 years ago70.0%wins

Deep analysis

Stockfish · Classical · 585 analyzed
Accuracy by phase
Opening
96.7%
Middlegame
93.5%
Endgame
94.7%
Clutch factor
+4%
Winning (+2)
94%
Equal
95%
Losing (−2)
90%
Problematic pieces
23%
104 err
22%
96 err
16%
71 err
14%
62 err
14%
64 err
11%
47 err
Critical moment
Move 48 avg
0%
1-15
15%
16-25
19%
26-35
19%
36-45
48%
46+
48% of blunders occur after move 46. Keep tension until then.
Error heatmap · Critical squares
16
19
Few
Many
f5
19
e5
16
g5
15
f3
14
c3
13
f5/e5 concentrate most errors. Force decisions in those zones.

Critical blunders

10 errors
#26
♞f5?? vs Saric
Middlegame · OTB · 2026
#66
♜c4?? vs Gokerkan
Endgame · OTB · 2025
#22
♛c5?? vs Saraci
Middlegame · OTB · 2025
#51
♛f2+?? vs Dragnev
Endgame · OTB · 2025
#62
♚e3?? vs Nainys
Endgame · OTB · 2025
#33
gxh5?? vs Dovgaliuk
Middlegame · OTB · 2025

Recent games

Saric, Ivan(2657)

Croatian Cup 2026 · 16 May 2026

1–0
Mocic, Ivano(2071)

Croatian Cup 2026 · 15 May 2026

1–0
Jakovljevic, Vlado(2308)

Croatian Cup 2026 · 14 May 2026

1–0
Bubalovic, Davorin(2110)

Croatian Cup 2026 · 14 May 2026

1–0
Sundac, Ivano(2257)

Croatian Cup 2026 · 13 May 2026

½–½
Schinwald, Florian(1796)

Austrian Team Championship 2025-... · 19 Apr 2026

1–0

Endgame statistics

Repertoire

PRO
2,319 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
1,142 games49%W30%D21%L
Move
1. d4
4805m
48%31%21
64%
1. e4
4604m
54%25%21
67%
1. ♞f3
1419m
44%30%26%
59%
1. c4
581y
33%50%17
58%
1. g3
315y
33%33%34%
50%

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