Prepare against Eero Marjusaari
Finland · World #20,215 classical · FIDE ID 504386
Our database contains 202 games by Eero Marjusaari, covering Oct 2008 to Jul 2026. Below you'll find Eero Marjusaari's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Eero Marjusaari 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 | 2,055 | 2,125 | Sep 2016 |
| Blitz | 2,024 | 2,024 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 202 | 57 | 71 | 74 | 28.2% |
| As White | 99 | 31 | 38 | 30 | 31.3% |
| As Black | 103 | 26 | 33 | 44 | 25.2% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Eero Marjusaari's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Eero Marjusaari's side.
First moves as White (99 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 82 | 82.8% | 48.8% |
| d4 | 7 | 7.1% | 71.4% |
| Nc3 | 6 | 6.1% | 66.7% |
| c4 | 3 | 3.0% | 16.7% |
| b3 | 1 | 1.0% | 50.0% |
Main lines as White
- 1.e4 — 83% of White games, 48.8% score
- …c5 (41% of these games) — Marjusaari usually continues Nc3 (50.0% score)
- …e5 (21% of these games) — Marjusaari usually continues Nf3 (40.0% score)
- …e6 (13% of these games) — Marjusaari usually continues d4 (55.0% score)
- 1.d4 — 7% of White games, 71.4% score
- …Nf6 (71% of these games) — Marjusaari usually continues Bg5 (87.5% score)
- …d5 (14% of these games) — Marjusaari usually continues Nf3 (100.0% score)
- …e6 (14% of these games) — Marjusaari usually continues Nf3 (50.0% score)
As Black against 1.e4 (41 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 33 | 80.5% | 43.9% |
| e6 | 3 | 7.3% | 16.7% |
| Nc6 | 2 | 4.9% | 0.0% |
| g6 | 1 | 2.4% | 50.0% |
| d6 | 1 | 2.4% | 50.0% |
| e5 | 1 | 2.4% | 100.0% |
As Black against 1.d4 (35 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 33 | 94.3% | 45.5% |
| e6 | 2 | 5.7% | 25.0% |
Eero Marjusaari's chess games
All 202 games by Eero Marjusaari in the Chess.ceo database (Oct 2008 - 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: 57 wins, 71 draws, 74 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 24 | 8/8/8 | 33.3% |
| C56 | Italian Game | 8 | 3/1/4 | 37.5% |
| C17 | French: Winawer Variation | 7 | 3/2/2 | 42.9% |
| A00 | Dunst Opening | 6 | 2/4/0 | 33.3% |
| B44 | Sicilian | 5 | 1/4/0 | 20.0% |
| B07 | Pirc Defense | 5 | 3/0/2 | 60.0% |
| A45 | Trompowsky Attack | 4 | 3/1/0 | 75.0% |
| B03 | Alekhine Defense | 4 | 0/4/0 | 0.0% |
| B13 | Caro-Kann: Exchange Variation | 4 | 0/4/0 | 0.0% |
| B01 | Scandinavian Defense: Modern Variation | 3 | 1/1/1 | 33.3% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A22 | English Opening: Reverse Sicilian | 11 | 3/5/3 | 27.3% |
| B76 | Sicilian: Dragon | 8 | 3/2/3 | 37.5% |
| A50 | Indian Defense | 8 | 1/5/2 | 12.5% |
| E11 | Bogo-Indian Defense | 5 | 1/4/0 | 20.0% |
| A10 | English Opening | 4 | 1/0/3 | 25.0% |
| B22 | Sicilian | 4 | 1/1/2 | 25.0% |
| E94 | King's Indian Defense: Orthodox Variation | 3 | 1/1/1 | 33.3% |
| A35 | English Opening: Symmetrical | 3 | 1/0/2 | 33.3% |
| E33 | Nimzo-Indian: Classical Variation | 3 | 1/1/1 | 33.3% |
| A26 | Modern Defense | 3 | 0/1/2 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2016 | Jari Jarvenpaa | 2,310 | 26th Heart of Finland Open | E11 |
| Jan 2010 | Tommi Luukkonen | 2,301 | Toysa Open | B79 |
| Jul 2016 | Erik Ronka | 2,243 | 26th Heart of Finland Open | B00 |
| Mar 2018 | Petteri Laihonen | 2,180 | Pori We PSY | B21 |
| Jan 2010 | Pasi Terasti | 2,162 | Ylivieska We Shakkilaakso | A45 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Kokkola We KokkSK | 2017 | 27 | 17 | 2,141 |
| Raahe We RaahLi | 2019 | 20 | 9.5 | 2,138 |
| Kokkola Open | 2003 | 10 | 5.5 | 2,184 |
| Oulainen We Shakkilaakso | 2011 | 9 | 5.5 | 2,123 |
| 18th Heart of Finland Open | 2008 | 9 | 4.5 | 2,060 |
| Kokkola We KokkSK Open | 2008 | 8 | 3.5 | 1,984 |
| 26th Heart of Finland Open | 2016 | 8 | 4.5 | 2,327 |
| 24th Heart of Finland Open | 2014 | 8 | 4 | 2,172 |
Interactive opening tree from all 202 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Eero Marjusaari's chess games?
202 games by Eero Marjusaari, from Oct 2008 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 Eero Marjusaari has played.
What does Eero Marjusaari play on the first move as White?
Across 99 games with White in our database, Eero Marjusaari opens with 1.e4 (83% of games), 1.d4 (7% of games), 1.Nc3 (6% of games). Against 1.e4 as Black, Eero Marjusaari answers 1...c5 (80% of games), 1...e6 (7% of games), 1...Nc6 (5% of games). Against 1.d4: 1...Nf6 (94% of games), 1...e6 (6% of games).
What openings does Eero Marjusaari play as White?
As White, Eero Marjusaari's most-played openings in our database are: Sicilian: Closed (24 games, 33.3% win rate); Italian Game (8 games, 37.5% win rate); French: Winawer Variation (7 games, 42.9% win rate). The full breakdown of 99 games with White is in the table above.
What openings does Eero Marjusaari play as Black?
As Black, Eero Marjusaari most often plays: English Opening: Reverse Sicilian (11 games, 27.3% win rate); Sicilian: Dragon (8 games, 37.5% win rate); Indian Defense (8 games, 12.5% win rate). See the table above for the top ten Black openings across 103 games.
What is Eero Marjusaari's FIDE rating?
Eero Marjusaari is currently rated 2,055 in classical chess and 2,024 in blitz. Peak classical rating: 2,125 (Sep 2016).
How many games has Eero Marjusaari played?
Our database contains 202 games by Eero Marjusaari, covering Oct 2008 to Jul 2026. Overall record: 57 wins, 71 draws, 74 losses (28.2% win rate).
How do I prepare against Eero Marjusaari?
202 games by Eero Marjusaari 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.