Prepare against Karol Kucza
FM · Poland · World #3,406 classical · FIDE ID 1159755
When preparing against Karol Kucza, expect 1.e4 in 96% of White games. Against 1.e4 the reply is 1...e5 (90% of games); against 1.d4, 1...d5 (66%). Lowest win rate among frequent openings: Ruy Lopez: Closed as Black, 17.6% over 17 games.
Our database contains 1,061 games by Karol Kucza, covering Nov 2009 to Sep 2026. Below you'll find Karol Kucza's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Karol Kucza 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 | 2,323 | 2,379 | Sep 2024 |
| Rapid | 2,384 | 2,384 | Sep 2026 |
| Blitz | 2,366 | 2,369 | Apr 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 1,061 | 515 | 231 | 315 | 48.5% |
| As White | 540 | 286 | 103 | 151 | 53.0% |
| As Black | 521 | 229 | 128 | 164 | 44.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Karol Kucza's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Karol Kucza's side.
First moves as White (535 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 511 | 95.5% | 62.0% |
| d4 | 12 | 2.2% | 70.8% |
| Nf3 | 12 | 2.2% | 70.8% |
Main lines as White
- 1.e4 — 96% of White games, 62.0% score
- …c5 (47% of these games) — Kucza usually continues Nf3 (63.4% score)
- …e5 (21% of these games) — Kucza usually continues Nf3 (55.6% score)
- …e6 (11% of these games) — Kucza usually continues d4 (64.3% score)
- 1.d4 — 2% of White games, 70.8% score
- …Nf6 (75% of these games) — Kucza usually continues c4 (72.2% score)
- …d5 (17% of these games) — Kucza usually continues c4 (50.0% score)
- …c5 (8% of these games) — Kucza usually continues d5 (100.0% score)
As Black against 1.e4 (242 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 217 | 89.7% | 57.6% |
| c5 | 14 | 5.8% | 67.9% |
| e6 | 6 | 2.5% | 33.3% |
| c6 | 4 | 1.7% | 62.5% |
| d5 | 1 | 0.4% | 100.0% |
As Black against 1.d4 (158 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 105 | 66.5% | 55.2% |
| Nf6 | 53 | 33.5% | 58.5% |
Karol Kucza's chess games
All 1,061 games by Karol Kucza in the Chess.ceo database (Nov 2009 - Sep 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: 515 wins, 231 draws, 315 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B32 | Sicilian | 92 | 52/8/32 | 56.5% |
| B99 | Sicilian: Najdorf | 66 | 35/8/23 | 53.0% |
| C95 | Ruy Lopez: Closed | 39 | 14/13/12 | 35.9% |
| C11 | French: Classical Variation | 23 | 14/5/4 | 60.9% |
| B12 | Caro-Kann: Advance Variation | 20 | 8/3/9 | 40.0% |
| C18 | French: Winawer Variation | 18 | 8/3/7 | 44.4% |
| B34 | Sicilian: Accelerated Dragon | 16 | 8/2/6 | 50.0% |
| C70 | Ruy Lopez: Morphy Defense | 16 | 5/5/6 | 31.3% |
| C10 | French Defense | 14 | 7/5/2 | 50.0% |
| B06 | Modern Defense | 14 | 6/3/5 | 42.9% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D45 | Slav Defense | 51 | 21/11/19 | 41.2% |
| A07 | Réti Opening | 34 | 13/11/10 | 38.2% |
| C80 | Ruy Lopez: Open | 33 | 16/2/15 | 48.5% |
| C45 | Scotch Game | 28 | 14/6/8 | 50.0% |
| D31 | Semi-Slav Defense | 23 | 10/5/8 | 43.5% |
| C77 | Ruy Lopez: Morphy Defense | 22 | 10/4/8 | 45.5% |
| C50 | Italian Game | 21 | 13/4/4 | 61.9% |
| E05 | Catalan | 20 | 9/6/5 | 45.0% |
| D00 | Queen's Pawn Game | 17 | 7/4/6 | 41.2% |
| C84 | Ruy Lopez: Closed | 17 | 3/10/4 | 17.6% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Sep 2016 | Alexei Shirov | 2,673 | 6th Trzcianka Dziedzic Memorial | C11 |
| Oct 2023 | Chithambaram VR. Aravindh | 2,649 | Titled Tue Early | A01 |
| Dec 2024 | Dmitrij Kollars | 2,638 | Titled Tue Late | B69 |
| Feb 2024 | Niclas Huschenbeth | 2,618 | Titled Tue Early | C50 |
| Nov 2023 | Alexander Rakhmanov | 2,614 | Titled Tue Early | B29 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2025 | 434 | 259.5 | 2,338 |
| POL-chT 1st League | 2024 | 33 | 16.5 | 2,246 |
| Bydgoszcz Open A | 2025 | 28 | 16 | 2,318 |
| chT-POL U19 1st League | 2015 | 26 | 16 | 2,089 |
| Wroclaw Anderssen Memorial Open | 2024 | 18 | 10 | 2,141 |
| Wroclaw Open | 2018 | 18 | 12 | 2,233 |
| Olsztyn Open U18 Blitz | 2013 | 17 | 9.5 | 2,108 |
| ch-POL U18 | 2016 | 15 | 8.5 | 2,245 |
Interactive opening tree from all 1,061 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Karol Kucza's chess games?
1,061 games by Karol Kucza, from Nov 2009 to Sep 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 Karol Kucza has played.
What does Karol Kucza play on the first move as White?
Across 535 games with White in our database, Karol Kucza opens with 1.e4 (96% of games), 1.d4 (2% of games), 1.Nf3 (2% of games). Against 1.e4 as Black, Karol Kucza answers 1...e5 (90% of games), 1...c5 (6% of games), 1...e6 (2% of games). Against 1.d4: 1...d5 (66% of games), 1...Nf6 (34% of games).
What openings does Karol Kucza play as White?
As White, Karol Kucza's most-played openings in our database are: Sicilian (92 games, 56.5% win rate); Sicilian: Najdorf (66 games, 53.0% win rate); Ruy Lopez: Closed (39 games, 35.9% win rate). The full breakdown of 540 games with White is in the table above.
What openings does Karol Kucza play as Black?
As Black, Karol Kucza most often plays: Slav Defense (51 games, 41.2% win rate); Réti Opening (34 games, 38.2% win rate); Ruy Lopez: Open (33 games, 48.5% win rate). See the table above for the top ten Black openings across 521 games.
What is Karol Kucza's FIDE rating?
Karol Kucza is currently rated 2,323 in classical chess, 2,384 in rapid and 2,366 in blitz. Peak classical rating: 2,379 (Sep 2024).
How many games has Karol Kucza played?
Our database contains 1,061 games by Karol Kucza, covering Nov 2009 to Sep 2026. Overall record: 515 wins, 231 draws, 315 losses (48.5% win rate).
How do I prepare against Karol Kucza?
1,061 games by Karol Kucza 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.