Player Profile

Deyan Kostov FM

DeyanKostov Rotterdam Since 2022 (Active) Chess.com ♟♟♟♟♟

56.4% W 31.9% L 11.7% D

Bullet

2676

1356W 721L 198D

Blitz

2808

1223W 795L 339D

Rapid

2467

239W 77L 48D

Openings: Most Played

Piece

Time Control

Bullet Opening	Games	Record	Win Rate
Amazon Attack: Siberian Attack	253	150 / 80 / 23	59.3%
Amazon Attack	241	165 / 56 / 20	68.5%
Australian Defense	170	109 / 44 / 17	64.1%
Sicilian Defense	128	79 / 31 / 18	61.7%
London System: Poisoned Pawn Variation	114	60 / 47 / 7	52.6%
Sicilian Defense: Closed	72	41 / 25 / 6	56.9%
QGA: 3.e3 c5	65	43 / 18 / 4	66.2%
King's Indian Defense: Larsen Variation	61	47 / 10 / 4	77.0%
Sicilian Defense: Classical Variation	56	34 / 15 / 7	60.7%
Sicilian Defense: Alapin Variation	51	25 / 24 / 2	49.0%

Blitz Opening	Games	Record	Win Rate
Amazon Attack: Siberian Attack	302	139 / 119 / 44	46.0%
Amazon Attack	247	146 / 68 / 33	59.1%
Sicilian Defense	117	55 / 44 / 18	47.0%
King's Indian Defense: Larsen Variation	94	57 / 25 / 12	60.6%
London System: Poisoned Pawn Variation	90	47 / 29 / 14	52.2%
Sicilian Defense: Richter-Rauzer Variation, Modern Variation	74	39 / 26 / 9	52.7%
QGA: 4.e3 a6	72	34 / 29 / 9	47.2%
Sicilian Defense: Closed	64	31 / 26 / 7	48.4%
Sicilian Defense: Alapin Variation	62	36 / 14 / 12	58.1%
Australian Defense	57	30 / 19 / 8	52.6%

Rapid Opening	Games	Record	Win Rate
Amazon Attack	44	32 / 6 / 6	72.7%
Amazon Attack: Siberian Attack	31	23 / 5 / 3	74.2%
Sicilian Defense	24	18 / 4 / 2	75.0%
London System: Poisoned Pawn Variation	14	10 / 1 / 3	71.4%
Sicilian Defense: Closed	13	8 / 3 / 2	61.5%
QGA: 4.e3 a6	11	5 / 3 / 3	45.5%
QGA: 3.e3 c5	11	6 / 4 / 1	54.5%
King's Indian Defense: Larsen Variation	10	6 / 4 / 0	60.0%
Sicilian Defense: Richter-Rauzer Variation, Modern Variation	9	7 / 2 / 0	77.8%
Sicilian Defense: Alapin Variation	9	4 / 2 / 3	44.4%

Bullet Opening	Games	Record	Win Rate
Amazon Attack: Siberian Attack	209	116 / 71 / 22	55.5%
Amazon Attack	192	129 / 46 / 17	67.2%
Australian Defense	170	109 / 44 / 17	64.1%
London System: Poisoned Pawn Variation	72	44 / 24 / 4	61.1%
King's Indian Defense: Larsen Variation	61	47 / 10 / 4	77.0%
Benoni Defense: Benoni Gambit Accepted	34	21 / 10 / 3	61.8%
East Indian Defense	30	17 / 12 / 1	56.7%
Döry Defense	25	13 / 11 / 1	52.0%
Modern Defense	24	13 / 8 / 3	54.2%
QGD: 3.Nc3 Nf6 4.e3	24	15 / 7 / 2	62.5%

Blitz Opening	Games	Record	Win Rate
Amazon Attack: Siberian Attack	230	100 / 95 / 35	43.5%
Amazon Attack	209	125 / 53 / 31	59.8%
King's Indian Defense: Larsen Variation	94	57 / 25 / 12	60.6%
London System: Poisoned Pawn Variation	64	36 / 20 / 8	56.2%
Australian Defense	53	28 / 17 / 8	52.8%
Nimzo-Indian Defense: Normal Variation, Botvinnik System	33	17 / 13 / 3	51.5%
Benko Gambit	31	18 / 12 / 1	58.1%
Dutch Defense	31	20 / 7 / 4	64.5%
Nimzo-Indian Defense: Normal Variation, Classical Defense	31	12 / 10 / 9	38.7%
QGD: 3.Nc3 Nf6 4.e3	28	12 / 12 / 4	42.9%

Rapid Opening	Games	Record	Win Rate
Amazon Attack	37	28 / 5 / 4	75.7%
Amazon Attack: Siberian Attack	23	17 / 4 / 2	73.9%
London System: Poisoned Pawn Variation	11	8 / 1 / 2	72.7%
King's Indian Defense: Larsen Variation	10	6 / 4 / 0	60.0%
Australian Defense	9	7 / 1 / 1	77.8%
Gruenfeld: Classical Exchange, 10.Be3 Bg4	7	4 / 2 / 1	57.1%
Benko Gambit	6	3 / 1 / 2	50.0%
QGD: 3.Nc3 Nf6 4.e3	6	3 / 2 / 1	50.0%
Nimzo-Indian Defense: St. Petersburg Variation	5	3 / 1 / 1	60.0%
Nimzo-Indian Defense: Rubinstein System	5	3 / 0 / 2	60.0%

Bullet Opening	Games	Record	Win Rate
Sicilian Defense	127	79 / 31 / 17	62.2%
Sicilian Defense: Closed	72	41 / 25 / 6	56.9%
QGA: 3.e3 c5	63	41 / 18 / 4	65.1%
Sicilian Defense: Classical Variation	56	34 / 15 / 7	60.7%
Sicilian Defense: Alapin Variation	49	23 / 24 / 2	46.9%
Amazon Attack	49	36 / 10 / 3	73.5%
Sicilian Defense: Chekhover Variation	46	26 / 14 / 6	56.5%
Amazon Attack: Siberian Attack	44	34 / 9 / 1	77.3%
Nimzo-Larsen Attack	44	15 / 24 / 5	34.1%
London System: Poisoned Pawn Variation	42	16 / 23 / 3	38.1%

Blitz Opening	Games	Record	Win Rate
Sicilian Defense	117	55 / 44 / 18	47.0%
Sicilian Defense: Richter-Rauzer Variation, Modern Variation	74	39 / 26 / 9	52.7%
Amazon Attack: Siberian Attack	72	39 / 24 / 9	54.2%
QGA: 4.e3 a6	72	34 / 29 / 9	47.2%
Sicilian Defense: Closed	64	31 / 26 / 7	48.4%
Sicilian Defense: Alapin Variation	58	32 / 14 / 12	55.2%
QGA: Classical, 6...a6 7.a3	49	24 / 20 / 5	49.0%
QGA: 3.e3 c5	48	33 / 11 / 4	68.8%
Sicilian Defense: Classical Variation	45	23 / 12 / 10	51.1%
Sicilian Defense: Moscow Variation	44	25 / 11 / 8	56.8%

Rapid Opening	Games	Record	Win Rate
Sicilian Defense	24	18 / 4 / 2	75.0%
Sicilian Defense: Closed	13	8 / 3 / 2	61.5%
QGA: 3.e3 c5	11	6 / 4 / 1	54.5%
QGA: 4.e3 a6	10	5 / 2 / 3	50.0%
Sicilian Defense: Richter-Rauzer Variation, Modern Variation	9	7 / 2 / 0	77.8%
Sicilian Defense: Alapin Variation	9	4 / 2 / 3	44.4%
Amazon Attack: Siberian Attack	8	6 / 1 / 1	75.0%
Amar Gambit	7	2 / 5 / 0	28.6%
Amazon Attack	7	4 / 1 / 2	57.1%
QGA: Classical, 6...a6 7.a3	6	2 / 2 / 2	33.3%