Prepare against Heiko Cassens
DEU · World #173,719 classical · FIDE ID 16268717
When preparing against Heiko Cassens, expect 1.e4 in 82% of White games. Against 1.e4 the reply is 1...e5 (67% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 34 games by Heiko Cassens, covering Aug 2018 to Jul 2026. Below you'll find Heiko Cassens's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Heiko Cassens 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 | 1,861 | 1,842 | Jul 2026 |
| Rapid | 1,854 | 1,854 | Jul 2026 |
| Blitz | 1,830 | 1,830 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 34 | 17 | 3 | 14 | 50.0% |
| As White | 17 | 10 | 3 | 4 | 58.8% |
| As Black | 17 | 7 | 0 | 10 | 41.2% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Heiko Cassens's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Heiko Cassens's side.
First moves as White (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 14 | 82.4% | 71.4% |
| Nf3 | 3 | 17.6% | 50.0% |
Main lines as White
- 1.e4 — 82% of White games, 71.4% score
- …c5 (50% of these games) — Cassens usually continues Nc3 (71.4% score)
- …e5 (14% of these games) — Cassens usually continues Nc3 (75.0% score)
- …b6 (7% of these games) — Cassens usually continues d4 (50.0% score)
- 1.Nf3 — 18% of White games, 50.0% score
- …d5 (67% of these games) — Cassens usually continues c4 (25.0% score)
- …c5 (33% of these games) — Cassens usually continues c4 (100.0% score)
As Black against 1.e4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 6 | 66.7% | 50.0% |
| g6 | 3 | 33.3% | 33.3% |
As Black against 1.d4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 7 | 100.0% | 42.9% |
Heiko Cassens's chess games
All 34 games by Heiko Cassens in the Chess.ceo database (Aug 2018 - 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: 17 wins, 3 draws, 14 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B25 | Sicilian: Closed | 7 | 5/0/2 | 71.4% |
| A09 | Réti Opening | 2 | 0/1/1 | 0.0% |
| C47 | Four Knights Game: Scotch Variation | 1 | 0/1/0 | 0.0% |
| B00 | Owen Defense | 1 | 0/1/0 | 0.0% |
| C62 | Petrov's Defense | 1 | 1/0/0 | 100.0% |
| B07 | Pirc Defense: Lion System | 1 | 0/0/1 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 1 | 1/0/0 | 100.0% |
| B14 | Caro-Kann: Exchange Variation | 1 | 1/0/0 | 100.0% |
| C45 | Three Knights Opening | 1 | 1/0/0 | 100.0% |
| A38 | English Opening | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A60 | Benoni Defense | 5 | 3/0/2 | 60.0% |
| A40 | Modern Defense | 3 | 1/0/2 | 33.3% |
| C63 | Ruy Lopez: Schliemann | 3 | 1/0/2 | 33.3% |
| A39 | English Opening | 2 | 0/0/2 | 0.0% |
| C27 | Vienna Game | 1 | 1/0/0 | 100.0% |
| C54 | Italian Game: Classical Variation | 1 | 0/0/1 | 0.0% |
| C52 | Italian Game: Evans Gambit | 1 | 1/0/0 | 100.0% |
| A48 | King's Indian Defense | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2020 | Stela Souza Farhat Willemstein | 1,992 | 9th Flims Open | B25 |
| Jun 2022 | Seyed Arvin Kasipour Azbari | 1,972 | Engelberg Open 2nd | C27 |
| May 2023 | Beat Binder | 1,892 | Lugano Paradiso Open | C45 |
| Oct 2020 | Colin Federer | 1,628 | 9th Flims Open | A38 |
| May 2023 | Carlo Rabbiosi | 1,531 | Lugano Paradiso Open | C63 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Lugano Paradiso Open | 2023 | 7 | 3.5 | 1,904 |
| 9th Flims Open | 2020 | 5 | 3 | 1,962 |
| 8th Adelboden Open | 2022 | 5 | 3.5 | 1,813 |
| Wohlen Open 3rd | 2022 | 5 | 3 | 1,695 |
| Davos Open 20th | 2021 | 4 | 3 | 1,671 |
| 4th Wohlen Open | 2023 | 3 | 1 | 1,295 |
| Davos Open | 2023 | 3 | 0.5 | 1,707 |
| Engelberg Open 2nd | 2022 | 2 | 1 | 1,981 |
Interactive opening tree from all 34 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Heiko Cassens's chess games?
34 games by Heiko Cassens, from Aug 2018 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 Heiko Cassens has played.
What does Heiko Cassens play on the first move as White?
Across 17 games with White in our database, Heiko Cassens opens with 1.e4 (82% of games), 1.Nf3 (18% of games). Against 1.e4 as Black, Heiko Cassens answers 1...e5 (67% of games), 1...g6 (33% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Heiko Cassens play as White?
As White, Heiko Cassens's most-played openings in our database are: Sicilian: Closed (7 games, 71.4% win rate); Réti Opening (2 games, 0.0% win rate); Four Knights Game: Scotch Variation (1 games, 0.0% win rate). The full breakdown of 17 games with White is in the table above.
What openings does Heiko Cassens play as Black?
As Black, Heiko Cassens most often plays: Benoni Defense (5 games, 60.0% win rate); Modern Defense (3 games, 33.3% win rate); Ruy Lopez: Schliemann (3 games, 33.3% win rate). See the table above for the top ten Black openings across 17 games.
What is Heiko Cassens's FIDE rating?
Heiko Cassens is currently rated 1,861 in classical chess, 1,854 in rapid and 1,830 in blitz. Peak classical rating: 1,842 (Jul 2026).
How many games has Heiko Cassens played?
Our database contains 34 games by Heiko Cassens, covering Aug 2018 to Jul 2026. Overall record: 17 wins, 3 draws, 14 losses (50.0% win rate).
How do I prepare against Heiko Cassens?
34 games by Heiko Cassens 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.