Scouting report: Leon Mons (GM, GER)

733 over-the-board games in the Chess Stalker database (618 classical, 57 rapid, 58 blitz): 40% wins, 39% draws, 21% losses. FIDE rating 2482 standard, 2510 rapid, 2478 blitz. 156 games analyzed with Stockfish: 94% accuracy, 0.05 blunders per game.

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

Full report: https://chessstalker.com/fide/4614950 — no account needed.

Leon Mons

TitleGrandmasterFederationGermanyBorn1995FIDE ID4614950

Classical2482
Rapid2510
Blitz2478
Games733
W · D · L40 / 39 / 21
Peak2559

Rating history

2440
2480
2520
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Oct 2023Nov 2026
Classical2482Rapid2510Blitz2478no games played
Accuracy by phase
96.7%Opening94.5%Middlegame95.3%Endgame
Clutch factor
Insufficient data

Play style

Elite accuracy: 93.9% average
Very consistent (91%)
Very precise: only 0.1 blunders/game
Dominates 1.Nf3 as ♔ (67% in 81 games)

Recent games

Csonka, Balazs(2470)

41st ECC Open 2026 · 20 Oct 2026

1–0
Maurizzi,Marc Andria(2624)

41st ECC Open 2026 · 18 Oct 2026

0–1
Postny, Evgeny(2546)

Austrian Bundesliga 2025-26 · 14 Dec 2025

½–½
Kozul, Zdenko(2500)

Austrian Bundesliga 2025-26 · 13 Dec 2025

½–½
Idani, Pouya(2611)

Austrian Bundesliga 2025-26 · 12 Dec 2025

1–0

Play against Mons's Twin

Their real openings, level & style

Based on 733 games

Openings

355 games as White · scores 62.7%

Weaknesses

where they slip as ♔ White
Italian: Giuoco Piano1.e4 e5 2.♞f3 ♞c6 3.♝c4 ♝c5only 9 games, last played 2 years ago44.4%losses

Strengths

what holds up for them as ♔ White
Sicilian: e6 Systems1.e4 c5 2.♞f3 e620 games, last played 6 years ago60.0%wins

By family

open a family to see its lines
PRO
733 games in scope
LineGamesScorevs 62.7%
9466.5%+3.8 pts
7756.5%−6.2 pts
2466.7%+4.0 pts
2468.8%+6.1 pts
1755.9%—
1773.5%—
1450.0%—
1365.4%—

Mistakes

Problematic pieces
Insufficient data
Critical moment
Insufficient data
Error heatmap · Critical squares
Insufficient data

Critical blunders

Tactical errors analyzed with Stockfish

Couldn't load this.

Endgame statistics

Repertoire

PRO
733 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
355 games44%W37%D19%L
Move
1. e4
18912m
46%32%22
62%
1. ♞f3
812w
47%40%13
67%
1. d4
5512m
31%51%18
56%
1. c4
1712m
53%41%
74%
1. b3
53y
2060%20
50%
1. g3
315y
67%33%
83%
1. a3
25y
50%50%
50%
1. f4
212m
100%
100%
1. e3
19y
100%
50%

🍪 Cookies · Chess Stalker stores in your browser only what it needs to work (session and preferences) and measures its audience with its own cookie-free analytics. Analytics are optional.