Prepare against Ivan Kostic
Slovakia · World #123,164 classical · FIDE ID 14967529
When preparing against Ivan Kostic, expect 1.d4 in 100% of White games. Against 1.e4 the reply is 1...e5 (100% of games); against 1.d4, 1...d5 (100%).
Our database contains 30 games by Ivan Kostic, covering Oct 2019 to Jul 2026. Below you'll find Ivan Kostic's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ivan Kostic 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 | 1,665 | 1,746 | Aug 2024 |
| Rapid | 1,633 | 1,633 | Jul 2026 |
| Blitz | 1,720 | 1,720 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 30 | 8 | 2 | 20 | 26.7% |
| As White | 13 | 5 | 1 | 7 | 38.5% |
| As Black | 17 | 3 | 1 | 13 | 17.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ivan Kostic's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ivan Kostic's side.
First moves as White (13 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 13 | 100.0% | 42.3% |
Main lines as White
- 1.d4 — 100% of White games, 42.3% score
- …d5 (54% of these games) — Kostic usually continues e3 (64.3% score)
- …Nf6 (15% of these games) — Kostic usually continues c4 (0.0% score)
- …f5 (15% of these games) — Kostic usually continues c4 (50.0% score)
As Black against 1.e4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 8 | 100.0% | 25.0% |
As Black against 1.d4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 9 | 100.0% | 16.7% |
Ivan Kostic's chess games
All 30 games by Ivan Kostic in the Chess.ceo database (Oct 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: 8 wins, 2 draws, 20 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E00 | Queen's Pawn Game | 7 | 4/1/2 | 57.1% |
| A84 | Dutch Defense | 2 | 1/0/1 | 50.0% |
| A56 | Benoni Defense | 1 | 0/0/1 | 0.0% |
| D04 | Colle System | 1 | 0/0/1 | 0.0% |
| A48 | King's Indian Defense | 1 | 0/0/1 | 0.0% |
| E00 | Queen's Gambit Declined | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C41 | Philidor | 5 | 2/0/3 | 40.0% |
| D02 | Queen's Pawn Game | 4 | 1/1/2 | 25.0% |
| D00 | London System | 3 | 0/0/3 | 0.0% |
| C45 | Three Knights Opening | 1 | 0/0/1 | 0.0% |
| D31 | English Defense | 1 | 0/0/1 | 0.0% |
| C29 | Vienna Game | 1 | 0/0/1 | 0.0% |
| D26 | Queen's Gambit Accepted | 1 | 0/0/1 | 0.0% |
| C50 | Scotch Game | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2021 | Peter Janas | 1,715 | Piestany Slovakia Open | D02 |
| Jun 2024 | Jan Foldesi | 1,556 | ch-SVK U2300 | A84 |
| Jun 2024 | Vaclav Milfort | 1,547 | ch-SVK U2300 | D20 |
| Jul 2021 | Greta Kapolkova | 1,472 | Piestany Slovakia Open | E00 |
| Oct 2022 | Jakub Nedoba | 1,160 | Bratislava Slovakia Open | D04 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Piestany Slovakia Open | 2021 | 9 | 3.5 | 1,525 |
| Bratislava Slovakia Open | 2022 | 9 | 3 | 1,572 |
| ch-SVK U2300 | 2024 | 8 | 2.5 | 1,633 |
| ch-SVK Amateur | 2020 | 3 | 0 | 1,650 |
| ch-SVK Amateurs | 2021 | 1 | 0 | 1,502 |
Interactive opening tree from all 30 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ivan Kostic's chess games?
30 games by Ivan Kostic, from Oct 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 Ivan Kostic has played.
What does Ivan Kostic play on the first move as White?
Across 13 games with White in our database, Ivan Kostic opens with 1.d4 (100% of games). Against 1.e4 as Black, Ivan Kostic answers 1...e5 (100% of games). Against 1.d4: 1...d5 (100% of games).
What openings does Ivan Kostic play as White?
As White, Ivan Kostic's most-played openings in our database are: Queen's Pawn Game (7 games, 57.1% win rate); Dutch Defense (2 games, 50.0% win rate); Benoni Defense (1 games, 0.0% win rate). The full breakdown of 13 games with White is in the table above.
What openings does Ivan Kostic play as Black?
As Black, Ivan Kostic most often plays: Philidor (5 games, 40.0% win rate); Queen's Pawn Game (4 games, 25.0% win rate); London System (3 games, 0.0% win rate). See the table above for the top ten Black openings across 17 games.
What is Ivan Kostic's FIDE rating?
Ivan Kostic is currently rated 1,665 in classical chess, 1,633 in rapid and 1,720 in blitz. Peak classical rating: 1,746 (Aug 2024).
How many games has Ivan Kostic played?
Our database contains 30 games by Ivan Kostic, covering Oct 2019 to Jul 2026. Overall record: 8 wins, 2 draws, 20 losses (26.7% win rate).
How do I prepare against Ivan Kostic?
30 games by Ivan Kostic 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.