Prepare against Oscar Morales Rejas
Spain · World #27,575 classical · FIDE ID 24579807
When preparing against Oscar Morales Rejas, expect 1.d4 in 71% of White games. Against 1.e4 the reply is 1...e6 (86% of games); against 1.d4, 1...Nf6 (80%).
Our database contains 37 games by Oscar Morales Rejas, covering Mar 2016 to Jul 2026. Below you'll find Oscar Morales Rejas's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Oscar Morales Rejas 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 | 2,001 | 2,023 | Mar 2026 |
| Rapid | 1,952 | 1,962 | Feb 2026 |
| Blitz | 1,911 | 1,911 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 37 | 18 | 6 | 13 | 48.6% |
| As White | 17 | 5 | 4 | 8 | 29.4% |
| As Black | 20 | 13 | 2 | 5 | 65.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Oscar Morales Rejas's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Oscar Morales Rejas's side.
First moves as White (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 12 | 70.6% | 45.8% |
| e4 | 5 | 29.4% | 30.0% |
Main lines as White
- 1.d4 — 71% of White games, 45.8% score
- …Nf6 (58% of these games) — Rejas usually continues c4 (30.0% score)
- …d5 (25% of these games) — Rejas usually continues Nf3 (75.0% score)
- …d6 (8% of these games) — Rejas usually continues e4 (0.0% score)
- 1.e4 — 29% of White games, 30.0% score
- …c5 (60% of these games) — Rejas usually continues Nf3 (33.3% score)
- …e5 (40% of these games) — Rejas usually continues Nf3 (25.0% score)
As Black against 1.e4 (14 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 12 | 85.7% | 70.8% |
| c5 | 2 | 14.3% | 50.0% |
As Black against 1.d4 (5 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 4 | 80.0% | 75.0% |
| d5 | 1 | 20.0% | 100.0% |
Oscar Morales Rejas's chess games
All 37 games by Oscar Morales Rejas in the Chess.ceo database (Mar 2016 - 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: 18 wins, 6 draws, 13 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A40 | Queen's Pawn Game | 2 | 1/1/0 | 50.0% |
| B28 | Sicilian | 2 | 1/0/1 | 50.0% |
| E61 | King's Indian Defense | 2 | 1/0/1 | 50.0% |
| E10 | Indian Defense: Dzindzi-Indian | 1 | 1/0/0 | 100.0% |
| C54 | Italian Game | 1 | 0/0/1 | 0.0% |
| C54 | Italian Game: Giuoco Pianissimo | 1 | 0/1/0 | 0.0% |
| E40 | Nimzo-Indian: Rubinstein System | 1 | 0/0/1 | 0.0% |
| B07 | Pirc Defense | 1 | 0/0/1 | 0.0% |
| D34 | Queen's Gambit Declined | 1 | 1/0/0 | 100.0% |
| E15 | Queen's Indian Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C06 | French: Tarrasch Variation | 6 | 3/0/3 | 50.0% |
| C00 | French Defense | 3 | 2/1/0 | 66.7% |
| A70 | Benoni Defense | 2 | 2/0/0 | 100.0% |
| B80 | Sicilian: Najdorf | 2 | 1/0/1 | 50.0% |
| C01 | French: Exchange Variation | 1 | 1/0/0 | 100.0% |
| C02 | French: Advance Variation | 1 | 1/0/0 | 100.0% |
| D02 | Indian Defense | 1 | 1/0/0 | 100.0% |
| E87 | King's Indian: Sämisch | 1 | 0/0/1 | 0.0% |
| A06 | Nimzovich-Larsen attack | 1 | 0/1/0 | 0.0% |
| D19 | Slav Defense | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Feb 2021 | Alejandro 2000 Perez Garcia | 2,338 | Gran Canaria Online Blitz | A40 |
| Feb 2020 | Andres Rodriguez Ferreiros | 2,047 | ch-Galicia U18 | C06 |
| Aug 2020 | Aimer Del Carmen Hernandez | 2,037 | ch-ESP U18 | C03 |
| Feb 2021 | Aldair Ramos Castro | 1,930 | Gran Canaria Online Blitz | D19 |
| Feb 2020 | Pablo Lobato Rey | 1,881 | ch-Galicia U18 | E10 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 6th Pontevedra Open B | 2018 | 8 | 4.5 | 1,583 |
| ch-ESP U18 | 2020 | 7 | 3 | 1,957 |
| Gran Canaria Online Blitz | 2021 | 7 | 6 | 2,419 |
| ch-Galego U14 | 2016 | 5 | 1 | 1,279 |
| 2nd Ponteareas Open | 2019 | 5 | 3.5 | 1,471 |
| ch-Galicia U18 | 2020 | 5 | 3 | 2,121 |
Interactive opening tree from all 37 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Oscar Morales Rejas's chess games?
37 games by Oscar Morales Rejas, from Mar 2016 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 Oscar Morales Rejas has played.
What does Oscar Morales Rejas play on the first move as White?
Across 17 games with White in our database, Oscar Morales Rejas opens with 1.d4 (71% of games), 1.e4 (29% of games). Against 1.e4 as Black, Oscar Morales Rejas answers 1...e6 (86% of games), 1...c5 (14% of games). Against 1.d4: 1...Nf6 (80% of games), 1...d5 (20% of games).
What openings does Oscar Morales Rejas play as White?
As White, Oscar Morales Rejas's most-played openings in our database are: Queen's Pawn Game (2 games, 50.0% win rate); Sicilian (2 games, 50.0% win rate); King's Indian Defense (2 games, 50.0% win rate). The full breakdown of 17 games with White is in the table above.
What openings does Oscar Morales Rejas play as Black?
As Black, Oscar Morales Rejas most often plays: French: Tarrasch Variation (6 games, 50.0% win rate); French Defense (3 games, 66.7% win rate); Benoni Defense (2 games, 100.0% win rate). See the table above for the top ten Black openings across 20 games.
What is Oscar Morales Rejas's FIDE rating?
Oscar Morales Rejas is currently rated 2,001 in classical chess, 1,952 in rapid and 1,911 in blitz. Peak classical rating: 2,023 (Mar 2026).
How many games has Oscar Morales Rejas played?
Our database contains 37 games by Oscar Morales Rejas, covering Mar 2016 to Jul 2026. Overall record: 18 wins, 6 draws, 13 losses (48.6% win rate).
How do I prepare against Oscar Morales Rejas?
37 games by Oscar Morales Rejas 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.