Prepare against Marnin Classen
DEU · World #92,196 classical · FIDE ID 34623833
When preparing against Marnin Classen, expect 1.e4 in 89% of White games. Against 1.e4 the reply is 1...e6 (73% of games); against 1.d4, 1...d5 (56%).
Our database contains 54 games by Marnin Classen, covering Jul 2023 to Aug 2026. Below you'll find Marnin Classen's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Marnin Classen 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 | 1,752 | 1,961 | Apr 2026 |
| Rapid | 1,797 | 1,916 | May 2026 |
| Blitz | 1,741 | 1,842 | Mar 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 54 | 26 | 11 | 17 | 48.1% |
| As White | 28 | 15 | 4 | 9 | 53.6% |
| As Black | 26 | 11 | 7 | 8 | 42.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Marnin Classen's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Marnin Classen's side.
First moves as White (28 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 25 | 89.3% | 56.0% |
| d4 | 3 | 10.7% | 100.0% |
Main lines as White
- 1.e4 — 89% of White games, 56.0% score
- …e5 (52% of these games) — Classen usually continues Nf3 (50.0% score)
- …c5 (32% of these games) — Classen usually continues Nf3 (75.0% score)
- …c6 (12% of these games) — Classen usually continues Nf3 (50.0% score)
- 1.d4 — 11% of White games, 100.0% score
- …Nf6 (67% of these games) — Classen usually continues c4 (100.0% score)
- …d5 (33% of these games) — Classen usually continues c4 (100.0% score)
As Black against 1.e4 (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 11 | 73.3% | 54.5% |
| c5 | 2 | 13.3% | 100.0% |
| e5 | 1 | 6.7% | 50.0% |
| d5 | 1 | 6.7% | 0.0% |
As Black against 1.d4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 5 | 55.6% | 60.0% |
| Nf6 | 4 | 44.4% | 62.5% |
Marnin Classen's chess games
All 54 games by Marnin Classen in the Chess.ceo database (Jul 2023 - Aug 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: 26 wins, 11 draws, 17 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C78 | Ruy Lopez: Morphy Defense | 5 | 2/1/2 | 40.0% |
| C88 | Ruy Lopez: Closed | 4 | 2/0/2 | 50.0% |
| B20 | Sicilian | 4 | 1/2/1 | 25.0% |
| B11 | Caro-Kann: Two Knights Variation | 3 | 1/1/1 | 33.3% |
| C62 | Ruy Lopez | 3 | 2/0/1 | 66.7% |
| B87 | Sicilian: Najdorf | 2 | 1/0/1 | 50.0% |
| B48 | Sicilian: Taimanov | 1 | 1/0/0 | 100.0% |
| C55 | Italian Game | 1 | 0/0/1 | 0.0% |
| D86 | Grünfeld Defense | 1 | 1/0/0 | 100.0% |
| C11 | French: Classical Variation | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C00 | French Defense | 4 | 2/0/2 | 50.0% |
| A80 | London System | 3 | 1/1/1 | 33.3% |
| C05 | French: Tarrasch Variation | 2 | 0/1/1 | 0.0% |
| C02 | French: Advance Variation | 2 | 0/1/1 | 0.0% |
| C01 | French: Exchange Variation | 2 | 2/0/0 | 100.0% |
| A84 | Queen's Pawn Game | 2 | 2/0/0 | 100.0% |
| A07 | Réti Opening | 2 | 0/1/1 | 0.0% |
| D38 | Queen's Gambit | 1 | 0/1/0 | 0.0% |
| B73 | Sicilian: Dragon | 1 | 1/0/0 | 100.0% |
| D01 | Queen's Pawn Game: Chigorin Variation | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2026 | Johann Rabus | 1,734 | ODJM B | E32 |
| May 2026 | Ali Jamalli | 1,730 | ODJM B | B27 |
| May 2024 | Niclas Betz | 1,658 | ch-GER U25 Open C | B73 |
| May 2024 | Theo Weibrecht | 1,596 | ch-GER U25 Open C | E90 |
| May 2024 | Ben Weidenhoefer | 1,554 | ch-GER U25 Open C | D00 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-GER U10 | 2022 | 11 | 4.5 | 1,143 |
| ch-EU Union U10 20th | 2023 | 9 | 5 | 1,362 |
| ODJM B | 2026 | 9 | 5 | 1,796 |
| ch-GER U25-C | 2023 | 9 | 6.5 | 1,427 |
| ch-GER U25 Open C | 2024 | 9 | 7 | 1,611 |
| chT-GER U12 | 2023 | 6 | 3.5 | 1,495 |
| 16. Rheinland-Pfalz Open | 2026 | 1 | 0 | 1,791 |
Interactive opening tree from all 54 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Marnin Classen's chess games?
54 games by Marnin Classen, from Jul 2023 to Aug 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 Marnin Classen has played.
What does Marnin Classen play on the first move as White?
Across 28 games with White in our database, Marnin Classen opens with 1.e4 (89% of games), 1.d4 (11% of games). Against 1.e4 as Black, Marnin Classen answers 1...e6 (73% of games), 1...c5 (13% of games), 1...e5 (7% of games). Against 1.d4: 1...d5 (56% of games), 1...Nf6 (44% of games).
What openings does Marnin Classen play as White?
As White, Marnin Classen's most-played openings in our database are: Ruy Lopez: Morphy Defense (5 games, 40.0% win rate); Ruy Lopez: Closed (4 games, 50.0% win rate); Sicilian (4 games, 25.0% win rate). The full breakdown of 28 games with White is in the table above.
What openings does Marnin Classen play as Black?
As Black, Marnin Classen most often plays: French Defense (4 games, 50.0% win rate); London System (3 games, 33.3% win rate); French: Tarrasch Variation (2 games, 0.0% win rate). See the table above for the top ten Black openings across 26 games.
What is Marnin Classen's FIDE rating?
Marnin Classen is currently rated 1,752 in classical chess, 1,797 in rapid and 1,741 in blitz. Peak classical rating: 1,961 (Apr 2026).
How many games has Marnin Classen played?
Our database contains 54 games by Marnin Classen, covering Jul 2023 to Aug 2026. Overall record: 26 wins, 11 draws, 17 losses (48.1% win rate).
How do I prepare against Marnin Classen?
54 games by Marnin Classen 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.