Scouting report: Stamatis Kourkoulos-Arditis (GM, GRE)

1,773 over-the-board games in the Chess Stalker database (1,711 classical, 29 rapid, 33 blitz): 53% wins, 18% draws, 29% losses. FIDE rating 2567 standard, 2474 rapid, 2464 blitz. 547 games analyzed with Stockfish: 94% accuracy, 0.12 blunders per game.

  • Opening repertoire of Stamatis Kourkoulos-Arditis 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 Stamatis Kourkoulos-Arditis's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/4221990 — no account needed.

Chess Stalker

Stamatis Kourkoulos-Arditis

GM

Greeceborn 1998FIDE ID 4221990

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2350
2450
2550
2650
Peak2592
2527 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2567
2474
2464
2592peak, Dec 2025
1,773games
932wins, 53%
325draws, 18%
516losses, 29%

Play style

before facing them
Elite accuracy: 93.8% average
High resilience (59%): Dangerous even when losing
Solid conversion: 92%
Very consistent (91%)
Very precise: only 0.1 blunders/game
Dominates 1.e4 as ♔ (67% in 410 games)

Play against Kourkoulos-Arditis's Twin

Their real openings, level & style

Based on 1,773 games

Openings

1,773 games

Weaknesses

where they slip as ♔ White
Petroff Defense1.e4 e5 2.♞f3 ♞f6only 8 games, last played 10 months ago50.0%losses

Strengths

what holds up for them as ♔ White
Sicilian: e6 Systems1.e4 c5 2.♞f3 e630 games, last played 4 months ago73.3%wins
Ruy Lopez: Closed1.e4 e5 2.♞f3 ♞c6 3.♝b5 a6 4.♝a4 ♞f6 5.O-O ♝e711 games, last played 11 months ago72.7%wins

Deep analysis

Stockfish · Classical · 547 analyzed
Accuracy by phase
Opening
96.6%
Middlegame
93.6%
Endgame
95.2%
Clutch factor
+4%
Winning (+2)
95%
Equal
95%
Losing (−2)
91%
Problematic pieces
21%
99 err
20%
91 err
18%
85 err
15%
70 err
15%
69 err
11%
50 err
Critical moment
Move 39 avg
0%
1-15
21%
16-25
24%
26-35
26%
36-45
29%
46+
29% of blunders occur after move 46. Keep tension until then.
Error heatmap · Critical squares
16
18
15
Few
Many
f5
18
e5
16
e4
15
d4
14
f6
14
f5/e5 concentrate most errors. Force decisions in those zones.

Critical blunders

10 errors
#50
♜g3?? vs Belov
Endgame · OTB · 2026
#52
♞h7?? vs Paravyan
Endgame · OTB · 2026
#25
♜c8?? vs Kalyani Sirin
Middlegame · OTB · 2026
#52
♜xg7?? vs Tikhonov
Endgame · OTB · 2026
#87
♛c8?? vs Vovk
Endgame · OTB · 2026
#37
♜xd4?? vs Dubov
Endgame · OTB · 2026

Recent games

Mehmed, Elif(2342)

Sofia Cup Blitz 2026 · 30 Aug 2026

0–1
Besedes, Danilo(2306)

Sofia Cup Blitz 2026 · 30 Aug 2026

½–½
Petkov, Momchil(2529)

Sofia Cup Blitz 2026 · 30 Aug 2026

½–½
Gaponenko, Inna(2312)

Sofia Cup Rapid 2026 · 29 Aug 2026

1–0
Yordanov, Lachezar(2343)

Sofia Cup Rapid 2026 · 29 Aug 2026

1–0
Kalezic, Blazo(2393)

Sofia Cup Rapid 2026 · 29 Aug 2026

1–0

Endgame statistics

Repertoire

PRO
1,773 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
904 games58%W18%D24%L
Move
1. e4
4103w
57%2023
67%
1. d4
2358w
59%1526%
66%
1. ♞f3
1403w
55%2421
67%
1. b3
862w
64%30%
67%
1. c4
303w
53%30%17
68%
1. f4
213y
50%50%
50%
1. b4
13y
100%
0%

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