Prepare against Costica Marchidan
Romania · World #89,855 classical · FIDE ID 1222481
When preparing against Costica Marchidan, expect 1.d4 in 92% of White games. Against 1.e4 the reply is 1...c5 (93% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 55 games by Costica Marchidan, covering Sep 2009 to Jul 2026. Below you'll find Costica Marchidan's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Costica Marchidan 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 | 1,759 | 1,834 | Apr 2019 |
| Rapid | 1,704 | 1,757 | Feb 2013 |
| Blitz | 1,820 | 1,820 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 55 | 19 | 10 | 26 | 34.5% |
| As White | 26 | 7 | 8 | 11 | 26.9% |
| As Black | 29 | 12 | 2 | 15 | 41.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Costica Marchidan's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Costica Marchidan's side.
First moves as White (26 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 24 | 92.3% | 43.8% |
| Nf3 | 2 | 7.7% | 25.0% |
Main lines as White
- 1.d4 — 92% of White games, 43.8% score
- …Nf6 (50% of these games) — Marchidan usually continues Nf3 (43.8% score)
- …d5 (21% of these games) — Marchidan usually continues c4 (50.0% score)
- …f5 (8% of these games) — Marchidan usually continues Nc3 (75.0% score)
- 1.Nf3 — 8% of White games, 25.0% score
- …Nf6 (100% of these games) — Marchidan usually continues c4 (25.0% score)
As Black against 1.e4 (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 14 | 93.3% | 46.4% |
| e6 | 1 | 6.7% | 50.0% |
As Black against 1.d4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 9 | 100.0% | 33.3% |
Costica Marchidan's chess games
All 55 games by Costica Marchidan in the Chess.ceo database (Sep 2009 - 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: 19 wins, 10 draws, 26 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A40 | Queen's Pawn Game | 5 | 2/1/2 | 40.0% |
| E97 | King's Indian Defense: Orthodox Variation | 3 | 2/0/1 | 66.7% |
| E04 | Catalan | 2 | 0/0/2 | 0.0% |
| A80 | Dutch Defense | 2 | 1/1/0 | 50.0% |
| A58 | Benoni Defense | 2 | 0/1/1 | 0.0% |
| E11 | Bogo-Indian Defense | 2 | 0/2/0 | 0.0% |
| E18 | Queen's Indian Defense | 2 | 0/1/1 | 0.0% |
| D85 | Grünfeld Defense | 1 | 0/0/1 | 0.0% |
| A47 | London System | 1 | 0/0/1 | 0.0% |
| D06 | Queen's Gambit | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B38 | Sicilian | 5 | 3/0/2 | 60.0% |
| B78 | Sicilian: Dragon | 4 | 0/1/3 | 0.0% |
| B23 | Sicilian: Closed | 3 | 2/0/1 | 66.7% |
| B07 | Sicilian: Alapin | 2 | 1/0/1 | 50.0% |
| A04 | Modern Defense | 2 | 1/0/1 | 50.0% |
| E91 | King's Indian Defense: Orthodox Variation | 2 | 1/0/1 | 50.0% |
| E81 | King's Indian: Sämisch | 1 | 1/0/0 | 100.0% |
| D00 | Queen's Pawn Game: Chigorin Variation | 1 | 0/0/1 | 0.0% |
| B34 | Sicilian: Hyperaccelerated Dragon | 1 | 1/0/0 | 100.0% |
| A48 | Torre Attack | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Mar 2017 | Florin-Viorel Bohiltea | 2,012 | ch-ROM | E97 |
| Nov 2020 | Annegret Mucha | 1,998 | Online Olym Disabilities | B23 |
| Apr 2017 | Marius-Alin Maier | 1,991 | ch-ROM | A40 |
| Mar 2017 | Mihai Tufa | 1,983 | ch-ROM | B07 |
| Mar 2017 | Cristian-Mihaita Dan | 1,950 | ch-ROM | A80 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-ROM | 2017 | 30 | 11 | 1,902 |
| IBCA EU-ch blind | 2024 | 8 | 4.5 | 1,928 |
| 2nd IBCA chT-EU Blind | 2019 | 8 | 4 | 1,893 |
| Online Olym Disabilities | 2020 | 6 | 4.5 | 2,090 |
| 12th Arad Open | 2019 | 1 | 0 | 1,930 |
| Arad Open | 2013 | 1 | 0 | 2,001 |
| 9th Arad Open | 2016 | 1 | 0 | 1,787 |
Interactive opening tree from all 55 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Costica Marchidan's chess games?
55 games by Costica Marchidan, from Sep 2009 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 Costica Marchidan has played.
What does Costica Marchidan play on the first move as White?
Across 26 games with White in our database, Costica Marchidan opens with 1.d4 (92% of games), 1.Nf3 (8% of games). Against 1.e4 as Black, Costica Marchidan answers 1...c5 (93% of games), 1...e6 (7% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Costica Marchidan play as White?
As White, Costica Marchidan's most-played openings in our database are: Queen's Pawn Game (5 games, 40.0% win rate); King's Indian Defense: Orthodox Variation (3 games, 66.7% win rate); Catalan (2 games, 0.0% win rate). The full breakdown of 26 games with White is in the table above.
What openings does Costica Marchidan play as Black?
As Black, Costica Marchidan most often plays: Sicilian (5 games, 60.0% win rate); Sicilian: Dragon (4 games, 0.0% win rate); Sicilian: Closed (3 games, 66.7% win rate). See the table above for the top ten Black openings across 29 games.
What is Costica Marchidan's FIDE rating?
Costica Marchidan is currently rated 1,759 in classical chess, 1,704 in rapid and 1,820 in blitz. Peak classical rating: 1,834 (Apr 2019).
How many games has Costica Marchidan played?
Our database contains 55 games by Costica Marchidan, covering Sep 2009 to Jul 2026. Overall record: 19 wins, 10 draws, 26 losses (34.5% win rate).
How do I prepare against Costica Marchidan?
55 games by Costica Marchidan 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.