Prepare against Kiril Kostov

BGR · World #24,692 classical · FIDE ID 2933926

When preparing against Kiril Kostov, expect 1.e4 in 97% of White games. Against 1.e4 the reply is 1...c5 (98% of games); against 1.d4, 1...d5 (53%). Lowest win rate among frequent openings: Sicilian: Najdorf as Black, 56.5% over 23 games.

Our database contains 120 games by Kiril Kostov, covering Jul 2016 to Jul 2026. Below you'll find Kiril Kostov's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Kiril Kostov before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.

Ratings

Performance record

Move-by-move preparation stats

Straight from the preparation tree built over all of Kiril Kostov's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Kiril Kostov's side.

First moves as White (58 games)

Main lines as White

• 1.e4 — 97% of White games, 46.4% score
  • …c5 (38% of these games) — Kostov usually continues Nf3 (45.0% score)
  • …e5 (25% of these games) — Kostov usually continues Nf3 (46.4% score)
  • …e6 (18% of these games) — Kostov usually continues Nf3 (50.0% score)
• 1.Nf3 — 2% of White games, 0.0% score
  • …Nf6 (100% of these games) — Kostov usually continues g3 (0.0% score)

As Black against 1.e4 (42 games)

As Black against 1.d4 (15 games)

Kiril Kostov's chess games

All 120 games by Kiril Kostov in the Chess.ceo database (Jul 2016 - Jul 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 43 wins, 20 draws, 57 losses.

Openings as White

Openings as Black

Notable wins

Top events

Frequently asked questions

Where can I find Kiril Kostov's chess games?

120 games by Kiril Kostov, from Jul 2016 to Jul 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Kiril Kostov has played.

What does Kiril Kostov play on the first move as White?

Across 58 games with White in our database, Kiril Kostov opens with 1.e4 (97% of games), 1.Nf3 (2% of games), 1.c4 (2% of games). Against 1.e4 as Black, Kiril Kostov answers 1...c5 (98% of games), 1...c6 (2% of games). Against 1.d4: 1...d5 (53% of games), 1...Nf6 (40% of games).

What openings does Kiril Kostov play as White?

As White, Kiril Kostov's most-played openings in our database are: French Defense (8 games, 37.5% win rate); Sicilian (7 games, 28.6% win rate); Sicilian: Closed (7 games, 71.4% win rate). The full breakdown of 58 games with White is in the table above.

What openings does Kiril Kostov play as Black?

As Black, Kiril Kostov most often plays: Sicilian: Najdorf (23 games, 56.5% win rate); Sicilian (10 games, 30.0% win rate); Benoni Defense (4 games, 25.0% win rate). See the table above for the top ten Black openings across 62 games.

What is Kiril Kostov's FIDE rating?

Kiril Kostov is currently rated 2,020 in classical chess, 1,977 in rapid and 2,233 in blitz. Peak classical rating: 2,068 (May 2022).

How many games has Kiril Kostov played?

Our database contains 120 games by Kiril Kostov, covering Jul 2016 to Jul 2026. Overall record: 43 wins, 20 draws, 57 losses (35.8% win rate).

How do I prepare against Kiril Kostov?

120 games by Kiril Kostov reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.

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