Scouting report: Grigory Serper (GM, USA)

1,050 over-the-board games in the Chess Stalker database (1,029 classical, 11 rapid, 10 blitz): 38% wins, 44% draws, 18% losses. FIDE rating 2522 standard. 38 games analyzed with Stockfish: 93% accuracy, 0 blunders per game.

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

Full report: https://chessstalker.com/fide/2012642 — no account needed.

Grigory Serper

TitleGrandmasterFederationUnited StatesBorn1969FIDE ID2012642

Classical2522
Rapid—
Blitz—
Games1,050
W · D · L38 / 44 / 18
Peak2562

Rating history

2500
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Oct 2023Nov 2026
Classical2522no games played
Accuracy by phase
96.7%Opening93.3%Middlegame94.6%Endgame
Clutch factor
Insufficient data

Play style

Elite accuracy: 92.6% average
Low resilience (12%): Doesn't save lost positions
Very consistent (91%)
Very precise: only 0.0 blunders/game
Dominates 1.c4 as ♔ (70% in 271 games)

Recent games

Lugo, Blas(2393)

USCL QF 2009 · 11 Nov 2009

0–1
Van de Mortel, Jan(2412)

USCL 2009 · 4 Nov 2009

1–0
Andrews, Todd(2329)

USCL 2009 · 21 Oct 2009

1–0
Milman, Lev(2474)

USCL 2009 · 7 Oct 2009

0–1
Ehlvest, Jaan(2607)

USCL 2009 · 30 Sept 2009

½–½

Play against Serper's Twin

Their real openings, level & style

Based on 1,050 games

Openings

533 games as White · scores 65.3%

Weaknesses

where they slip as ♔ White
Ruy Lopez: Closed1.e4 e5 2.♞f3 ♞c6 3.♝b5 a6 4.♝a4 ♞f6 5.O-O ♝e711 games, last played 40 years ago45.5%losses

Strengths

what holds up for them as ♔ White

No consistent strengths detected as white

By family

open a family to see its lines
PRO
1,050 games in scope
LineGamesScorevs 65.3%
27169.9%+4.6 pts
4760.6%−4.7 pts
3259.4%−5.9 pts
2650.0%−15.3 pts
2554.0%−11.3 pts
2169.0%+3.8 pts
1750.0%—
1560.0%—

Mistakes

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

Critical blunders

Tactical errors analyzed with Stockfish

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Endgame statistics

Repertoire

PRO
1,050 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
533 games42%W47%D11%L
Move
1. c4
27117y
50%40%
70%
1. d4
13317y
35%55%
63%
1. e4
11919y
33%51%16
58%
1. ♞f3
920y
33%44%23
56%
1. g3
1—
100%
50%

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