Scouting report: Renier Castellanos Rodriguez (GM, ESP)

861 over-the-board games in the Chess Stalker database (773 classical, 35 rapid, 53 blitz): 44% wins, 37% draws, 19% losses. FIDE rating 2471 standard, 2420 rapid, 2562 blitz. 233 games analyzed with Stockfish: 93% accuracy, 0.1 blunders per game.

  • Opening repertoire of Renier Castellanos Rodriguez 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 Renier Castellanos Rodriguez's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/3404650 — no account needed.

Chess Stalker

Renier Castellanos Rodriguez

GM

Spainborn 1982FIDE ID 3404650

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2350
2450
2550
2650
2487 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2562
2471
2420
2529peak, Dec 2012
861games
382wins, 44%
318draws, 37%
161losses, 19%

Play style

before facing them
Elite accuracy: 93.2% average
Very consistent (85%)
Very precise: only 0.1 blunders/game
Dominates 1.e4 as ♚ (67% in 205 games)
Vulnerable to 1.d4 ♔ (only 46%)

Play against Castellanos Rodriguez's Twin

Their real openings, level & style

Based on 861 games

Openings

861 games

Weaknesses

where they slip as ♔ White

No significant weaknesses detected as white

Strengths

what holds up for them as ♔ White
Pirc Defense1.e4 d6 2.d4 ♞f615 games, last played 4 years ago66.7%wins
Sicilian: Kan1.e4 c5 2.♞f3 e6 3.d4 cxd4 4.♞xd4 a614 games, last played 2 weeks ago57.1%wins

Deep analysis

Stockfish · Classical · 233 analyzed
Accuracy by phase
Opening
96.6%
Middlegame
93.5%
Endgame
94.7%
Clutch factor
+5%
Winning (+2)
94%
Equal
94%
Losing (−2)
89%
Problematic pieces
24%
46 err
19%
38 err
17%
33 err
15%
30 err
15%
30 err
9%
18 err
Critical moment
Move 38 avg
0%
1-15
25%
16-25
17%
26-35
42%
36-45
17%
46+
42% of blunders occur after move 36-45. Keep tension until then.
Error heatmap · Critical squares
12
Few
Many
d4
12
c5
8
d7
8
b3
7
e3
7
d4/c5 concentrate most errors. Force decisions in those zones.

Critical blunders

10 errors
#40
♝h5?? vs Mingarro Carceller
Endgame · OTB · 2025
#60
♝b3?? vs Jordan Martinez
Endgame · OTB · 2025
#30
fxg6?? vs Flores Quillas
Middlegame · OTB · 2025
#45
♛g2+?? vs Risteski
Endgame · OTB · 2025
#54
♝xa6?? vs Veress
Endgame · OTB · 2025
#34
♚g2?? vs Dehtiarov
Endgame · OTB · 2025

Recent games

Chigaev, Maksim(2635)

TCh-ESP Div 1 2026 · 2 Sept 2026

0–1
Naiditsch, Arkadij(2574)

TCh-ESP Div 1 2026 · 1 Sept 2026

1–0
Korneev, Oleg(2429)

TCh-ESP Div 1 2026 · 31 Aug 2026

½–½
Narayanan S L(2576)

TCh-ESP Div 1 2026 · 30 Aug 2026

½–½
Macias Pino, Diego(2510)

TCh-ESP Div 1 2026 · 29 Aug 2026

½–½
Uzcategui Rodriguez, Alejandro(2319)

TCh-ESP Div 1 2026 · 28 Aug 2026

½–½

Endgame statistics

Repertoire

PRO
861 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
435 games47%W33%D20%L
Move
1. e4
3132w
48%34%18
65%
1. d4
452w
33%2443%
46%
1. c4
422w
45%38%17
64%
1. ♞f3
342w
59%26%15
72%
1. c3
13y
100%
0%

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