Scouting report: Marc Arnold (GM, USA)

308 over-the-board games in the Chess Stalker database (307 classical, 1 rapid): 40% wins, 34% draws, 26% losses. FIDE rating 2517 standard, 2502 rapid. 1 games analyzed with Stockfish, 0 blunders per game.

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

Full report: https://chessstalker.com/fide/2022320 — no account needed.

Chess Stalker

Marc Arnold

GM

United Statesborn 1992FIDE ID 2022320

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2480
2520
2517 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2517
2502
2540peak, Aug 2012
308games
123wins, 40%
105draws, 34%
80losses, 26%

Play style

before facing them
Plays 91.1% better with black
Very precise: only 0.0 blunders/game
Dominates 1.d4 as ♔ (66% in 115 games)
Vulnerable to 1.d4 ♚ (only 43%)

Play against Arnold's Twin

Their real openings, level & style

Based on 308 games

Openings

308 games

Weaknesses

where they slip as ♔ White

No significant weaknesses detected as white

Strengths

what holds up for them as ♔ White
Queen's Gambit Declined1.d4 d5 2.c4 e614 games, last played 10 years ago71.4%wins

Deep analysis

Stockfish · Classical · 1 analyzed
Accuracy by phase
Opening
93.6%
Middlegame
91.2%
Endgame
—
Clutch factor
-6%
Winning (+2)
85%
Equal
85%
Losing (−2)
91%
Problematic pieces
0%
0 err
0%
0 err
0%
0 err
0%
0 err
0%
0 err
0%
0 err
Critical moment
Move 30 avg
0%
1-15
0%
16-25
0%
26-35
0%
36-45
0%
46+
Error heatmap · Critical squares
Insufficient data

Critical blunders

Tactical errors analyzed with Stockfish
No blunders recorded

Recent games

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Repertoire

PRO
308 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
160 games50%W34%D16%L
Move
1. d4
1159y
48%37%15
66%
1. e4
2010y
60%1525%
68%
1. ♞f3
1710y
47%41%
68%
1. c4
514y
40%40%20
60%
1. g3
215y
100%
100%
1. a3
122y
100%
100%

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