Prepare against Troyan Kostov
BGR · World #114,778 classical · FIDE ID 2942798
When preparing against Troyan Kostov, expect 1.e4 in 94% of White games. Against 1.e4 the reply is 1...e5 (100% of games); against 1.d4, 1...d5 (100%).
Our database contains 39 games by Troyan Kostov, covering Nov 2019 to Jul 2026. Below you'll find Troyan Kostov's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Troyan 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
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 1,688 | 1,855 | Aug 2024 |
| Rapid | 1,775 | 1,775 | Jul 2026 |
| Blitz | 1,755 | 1,793 | Jul 2024 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 39 | 7 | 5 | 27 | 17.9% |
| As White | 17 | 3 | 2 | 12 | 17.6% |
| As Black | 22 | 4 | 3 | 15 | 18.2% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Troyan Kostov's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Troyan Kostov's side.
First moves as White (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 16 | 94.1% | 25.0% |
| Nf3 | 1 | 5.9% | 0.0% |
Main lines as White
- 1.e4 — 94% of White games, 25.0% score
- …c5 (44% of these games) — Kostov usually continues Nf3 (7.1% score)
- …e5 (31% of these games) — Kostov usually continues Nf3 (50.0% score)
- …e6 (13% of these games) — Kostov usually continues d4 (100.0% score)
- 1.Nf3 — 6% of White games, 0.0% score
- …Nf6 (100% of these games) — Kostov usually continues g3 (0.0% score)
As Black against 1.e4 (12 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 12 | 100.0% | 20.8% |
As Black against 1.d4 (5 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 5 | 100.0% | 0.0% |
Troyan Kostov's chess games
All 39 games by Troyan Kostov in the Chess.ceo database (Nov 2019 - 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: 7 wins, 5 draws, 27 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B30 | Sicilian | 5 | 0/1/4 | 0.0% |
| C50 | Italian Game | 2 | 1/1/0 | 50.0% |
| B86 | Sicilian: Najdorf | 2 | 0/0/2 | 0.0% |
| C58 | Italian Game: Two Knights Defense | 1 | 0/0/1 | 0.0% |
| C48 | Four Knights Game: Spanish Variation | 1 | 1/0/0 | 100.0% |
| C42 | Petrov's Defense | 1 | 0/0/1 | 0.0% |
| D02 | Réti Opening | 1 | 0/0/1 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 1 | 0/0/1 | 0.0% |
| B06 | Modern Defense | 1 | 0/0/1 | 0.0% |
| C02 | French Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C50 | Italian Game | 3 | 0/1/2 | 0.0% |
| C44 | Scotch Game | 2 | 0/0/2 | 0.0% |
| C54 | Italian Game: Classical Variation | 2 | 0/0/2 | 0.0% |
| D00 | London System | 2 | 0/0/2 | 0.0% |
| D55 | Queen's Gambit Declined | 2 | 0/0/2 | 0.0% |
| A07 | Réti Opening | 2 | 0/1/1 | 0.0% |
| C78 | Ruy Lopez: Morphy Defense | 2 | 1/0/1 | 50.0% |
| C62 | Ruy Lopez | 1 | 0/0/1 | 0.0% |
| A02 | Bird's opening | 1 | 0/1/0 | 0.0% |
| A28 | English Opening: Reverse Sicilian | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2023 | Maxim Lavrov | 2,173 | Hvar Open | C78 |
| Oct 2023 | Miro Tesla | 2,117 | Hvar Open | A09 |
| May 2024 | Julian Sutter | 1,946 | ch-SUI U14 | A28 |
| May 2024 | Mikhail Akinkhov | 1,871 | ch-SUI U14 | C48 |
| Apr 2022 | Marcel Frydel | 1,223 | ch-EU Schools U13 | C47 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-EU Union U10 | 2020 | 17 | 3 | 1,000 |
| ch-SUI U14 | 2024 | 7 | 3 | 1,906 |
| ch-EU Schools U13 | 2022 | 5 | 1 | 1,271 |
| Hvar Open | 2023 | 4 | 2 | 2,180 |
| Davos Open 19th | 2020 | 2 | 0.5 | 1,629 |
| 6th Split Rapid Open | 2024 | 2 | 0 | 1,619 |
| 13th Split Open | 2024 | 1 | 0 | 1,850 |
| Portimao Open | 2024 | 1 | 0 | 2,042 |
Interactive opening tree from all 39 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Troyan Kostov's chess games?
39 games by Troyan Kostov, from Nov 2019 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 Troyan Kostov has played.
What does Troyan Kostov play on the first move as White?
Across 17 games with White in our database, Troyan Kostov opens with 1.e4 (94% of games), 1.Nf3 (6% of games). Against 1.e4 as Black, Troyan Kostov answers 1...e5 (100% of games). Against 1.d4: 1...d5 (100% of games).
What openings does Troyan Kostov play as White?
As White, Troyan Kostov's most-played openings in our database are: Sicilian (5 games, 0.0% win rate); Italian Game (2 games, 50.0% win rate); Sicilian: Najdorf (2 games, 0.0% win rate). The full breakdown of 17 games with White is in the table above.
What openings does Troyan Kostov play as Black?
As Black, Troyan Kostov most often plays: Italian Game (3 games, 0.0% win rate); Scotch Game (2 games, 0.0% win rate); Italian Game: Classical Variation (2 games, 0.0% win rate). See the table above for the top ten Black openings across 22 games.
What is Troyan Kostov's FIDE rating?
Troyan Kostov is currently rated 1,688 in classical chess, 1,775 in rapid and 1,755 in blitz. Peak classical rating: 1,855 (Aug 2024).
How many games has Troyan Kostov played?
Our database contains 39 games by Troyan Kostov, covering Nov 2019 to Jul 2026. Overall record: 7 wins, 5 draws, 27 losses (17.9% win rate).
How do I prepare against Troyan Kostov?
39 games by Troyan 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.