Player profile

Pereira, Eder Marcio

Standard: 1848 Rapid: 1856 Blitz: 1852 (last updated 2026-10-02)

FIDE ID: 1928112 (view FIDE profile)

Federation: CPV Sex: M Birth Year: 1987 Age: 39

Title: — Women's title: — Other title: — FOA title: —

Games: 22 Wins: 11 (50%) Draws: 3 (14%) Losses: 7 (32%) Other: 1

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Dossier

21 of 22 games analyzed.

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Openings

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As White 9 games 5W 0D 4L

Indian Defense 3 games 1W 0D 2L

(unspecified) 3 games 1W 0D 2L

French Defense 1 game 1W 0D 0L

Knight Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Philidor Defense 1 game 1W 0D 0L

Lion Variation 1 game 1W 0D 0L

Bishop Sacrifice 1 game 1W 0D 0L

Rapport-Jobava System 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Sicilian Defense 1 game 0W 0D 1L

Lasker-Pelikan Variation 1 game 0W 0D 1L

Bird Variation 1 game 0W 0D 1L

Bishop's Opening 1 game 1W 0D 0L

Ponziani Gambit 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Italian Game 1 game 1W 0D 0L

Deutz Gambit 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

As Black 8 games 3W 2D 2L

Queen's Gambit Declined 2 games 1W 1D 0L

Orthodox Defense 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Exchange Variation 1 game 1W 0D 0L

Positional Variation 1 game 1W 0D 0L

Scandinavian Defense 2 games 1W 0D 0L

Portuguese Gambit 1 game 0W 0D 0L

Classical Variation 1 game 0W 0D 0L

(unspecified) 1 game 1W 0D 0L

Catalan Opening 1 game 0W 0D 1L

Open Defense 1 game 0W 0D 1L

Classical Line 1 game 0W 0D 1L

French Defense 1 game 1W 0D 0L

Advance Variation 1 game 1W 0D 0L

Nimzowitsch System 1 game 1W 0D 0L

Zukertort Opening 1 game 0W 0D 1L

Queen's Gambit Invitation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

King's Indian Attack 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Blunders Top 4 of 101

This player's costliest moves in analyzed games. Can you find the winning move?

2023.10.08 · 20. Rfd1 (−46.7% win chance) 0-1

Luis Barros

Eder Marcio Pereira

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2025.12.09 · 23. Bxd6+ (−40.2% win chance) 1-0

Carvalho, Vladmir Husni

Pereira, Eder Marcio

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2023.10.08 · 41... Rg4 (−34.3% win chance) 1/2-1/2

Eder Marcio Pereira

Carlos Moes Joaquim

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2025.12.12 · 32... Kf6 (−33.4% win chance) 1/2-1/2

Pereira, Eder Marcio

Silva, Bryan Jorge

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Games Showing all 22 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2025.12.13	Round 8: Pereira, Eder Marcio - Silva, Victor Andrade Cruz	8.4	2025.12.13 Silva, Victor Andrade Cruz (23600411) (1644)	1	94.90%	1. e4 e6 2. Nf3 Nf6 3. e5 Nd5
2025.12.12	Round 7: Silva, Bryan Jorge - Pereira, Eder Marcio	7.5	2025.12.12 Silva, Bryan Jorge (23601221) (1843)	½	80.30%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2025.12.11	Round 6: Pereira, Eder Marcio - Barros, Luis	6.6	2025.12.11 Barros, Luis (23600110) (1726)	1	84.60%	1. d4 Nf6 2. Nc3 e6 3. Bf4 Bb4
2025.12.10	Round 5: Vaz, Jose Carlos - Pereira, Eder Marcio	5.3	2025.12.10 Vaz, Jose Carlos (23601710) (1957)	0	82.80%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2025.12.09	Round 4: Pereira, Eder Marcio - Carvalho, Vladmir Husni	4.2	2025.12.09 Carvalho, Vladmir Husni (23602643) (1732)	1	86.30%	1. e4 d6 2. d4 Nf6 3. Nc3 e5
2025.12.08	Round 3: Junior, Aguinaldo Vera Cruz - Pereira, Eder Marcio	3.7	2025.12.08 Junior, Aguinaldo Vera Cruz (23600250) (1638)	1	91.60%	1. e4 d5 2. e5 c5 3. Nf3 e6
2025.12.08	Round 2: Pereira, Eder Marcio - Alho, Diogo	2.2	2025.12.08 Alho, Diogo (1901559) (2175)	0	89.20%	1. d4 Nf6 2. Nc3 e6 3. Bf4 Bb4
2025.12.07	Round 1: Soares, Edson - Pereira, Eder Marcio	1.8	2025.12.07 Soares, Edson (23602082) (1546)	*	-	1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4
2025.12.03	Round 9: Pereira, Eder Marcio - Ortega Amarelle, Mariano	9.1	2025.12.03 Ortega Amarelle, Mariano (3504301) (2380)	0	83.80%	1. d4 Nf6 2. Nc3 d5 3. Bf4 a6
2025.05.04	Final & 3rd Place \| Game 4: Vaz, Jose Carlos - Pereira, Eder Marcio	10.1	2025.05.04 Vaz, Jose Carlos (23601710) (1951)	0	84.40%	1. Nf3 e6 2. g3 Be7 3. Bg2 h5
2025.05.04	Final & 3rd Place \| Game 3: Pereira, Eder Marcio - Vaz, Jose Carlos	9.1	2025.05.04 Vaz, Jose Carlos (23601710) (1951)	0	79.50%	1. d4 Nf6 2. Nc3 d6 3. Bg5 Nbd7
2025.05.03	Final & 3rd Place \| Game 2: Vaz, Jose Carlos - Pereira, Eder Marcio	8.1	2025.05.03 Vaz, Jose Carlos (23601710) (1951)	1	96.40%	1. c4 e6 2. Nc3 d5 3. cxd5 exd5
2025.05.03	Final & 3rd Place \| Game 1: Pereira, Eder Marcio - Vaz, Jose Carlos	7.1	2025.05.03 Vaz, Jose Carlos (23601710) (1951)	0	83.30%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2025.05.02	Semi-Finals \| Game 2: Lopes, Ruben Cesar Gomes - Pereira, Eder Marcio	5.2	2025.05.02 Lopes, Ruben Cesar Gomes (23600462) (1667)	½	95.50%	1. Nf3 d5 2. g3 Nd7 3. d4 e6
2025.05.02	Semi-Finals \| Game 1: Pereira, Eder Marcio - Lopes, Ruben Cesar Gomes	4.2	2025.05.02 Lopes, Ruben Cesar Gomes (23600462) (1667)	1	97.20%	1. e4 e5 2. Bc4 Nf6 3. d4 d6
2025.05.01	Quarter Final \| Game 2: Pereira, Eder Marcio - Rosario, Freddy Do	2.2	2025.05.01 Rosario, Freddy Do (23602651)	1	83.10%	1. e4 e5 2. Bc4 Nc6 3. Nf3 Bc5
2025.05.01	Quarter Final \| Game 1: Rosario, Freddy Do - Pereira, Eder Marcio	1.2	2025.05.01 Rosario, Freddy Do (23602651)	1	99.10%	1. e4 d5 2. Nc3 d4 3. Nd5 e5
2023.10.08	Round 5: Carlos Moes Joaquim - Eder Marcio Pereira		2023.10.08 Carlos Moes Joaquim (1487)	½	81.60%	1. d4 e5 2. d5 Bc5 3. c4 Nf6
2023.10.08	Round 4: Eder Marcio Pereira - Luis Barros		2023.10.08 Luis Barros (1672)	0	67.80%	1. e4 e5 2. Bc4 Nf6 3. d4 Nxe4
2023.10.07	Round 3: Bryan Jorge Silva - Eder Marcio Pereira		2023.10.07 Bryan Jorge Silva	1	97.40%	1. e4 e6 2. d4 d5 3. Nc3 Nf6
2023.10.07	Round 2: Eder Marcio Pereira - Aires Fortes		2023.10.07 Aires Fortes	1	87.10%	1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6
2023.10.07	Round 1: Carlos Soares - Eder Marcio Pereira		2023.10.07 Carlos Soares	1	89.10%	1. e4 e6 2. d3 d5 3. Qe2 Nf6