Prepare against Mario Medrano
Bolivia · World #27,190 classical · FIDE ID 3303470
When preparing against Mario Medrano, expect 1.e4 in 44% of White games. Against 1.e4 the reply is 1...c5 (48% of games); against 1.d4, 1...Nf6 (68%).
Our database contains 134 games by Mario Medrano, covering Jul 2009 to Jul 2026. Below you'll find Mario Medrano's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Mario Medrano 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 | 2,003 | 2,085 | May 2013 |
| Rapid | 2,018 | 2,084 | Nov 2015 |
| Blitz | 1,994 | 2,109 | Dec 2017 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 134 | 60 | 28 | 46 | 44.8% |
| As White | 72 | 37 | 13 | 22 | 51.4% |
| As Black | 62 | 23 | 15 | 24 | 37.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Mario Medrano's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Mario Medrano's side.
First moves as White (72 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 32 | 44.4% | 60.9% |
| d4 | 32 | 44.4% | 57.8% |
| c4 | 7 | 9.7% | 78.6% |
| Nf3 | 1 | 1.4% | 0.0% |
Main lines as White
- 1.e4 — 44% of White games, 60.9% score
- …c5 (59% of these games) — Medrano usually continues Nf3 (50.0% score)
- …e5 (16% of these games) — Medrano usually continues Nf3 (70.0% score)
- …e6 (13% of these games) — Medrano usually continues d4 (50.0% score)
- 1.d4 — 44% of White games, 57.8% score
- …Nf6 (56% of these games) — Medrano usually continues Nf3 (55.6% score)
- …d5 (41% of these games) — Medrano usually continues Nf3 (66.7% score)
- …g6 (3% of these games) — Medrano usually continues Nf3 (50.0% score)
As Black against 1.e4 (33 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 16 | 48.5% | 46.9% |
| e6 | 6 | 18.2% | 41.7% |
| e5 | 6 | 18.2% | 75.0% |
| d5 | 4 | 12.1% | 62.5% |
| c6 | 1 | 3.0% | 100.0% |
As Black against 1.d4 (22 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 15 | 68.2% | 46.7% |
| d5 | 3 | 13.6% | 50.0% |
| e6 | 2 | 9.1% | 75.0% |
| f5 | 1 | 4.5% | 0.0% |
| d6 | 1 | 4.5% | 50.0% |
Mario Medrano's chess games
All 134 games by Mario Medrano in the Chess.ceo database (Jul 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: 60 wins, 28 draws, 46 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D02 | Queen's Pawn Game | 8 | 4/2/2 | 50.0% |
| D00 | Indian Defense | 7 | 2/2/3 | 28.6% |
| D02 | London System | 6 | 5/0/1 | 83.3% |
| B30 | Sicilian | 4 | 2/0/2 | 50.0% |
| B79 | Sicilian: Dragon | 4 | 3/0/1 | 75.0% |
| A16 | English Opening | 4 | 3/1/0 | 75.0% |
| A48 | King's Indian Defense | 3 | 1/0/2 | 33.3% |
| A20 | English Opening: Reverse Sicilian | 3 | 2/0/1 | 66.7% |
| C64 | Ruy Lopez: Classical | 2 | 1/0/1 | 50.0% |
| C05 | French: Tarrasch Variation | 2 | 0/1/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B90 | Sicilian: Najdorf | 7 | 3/0/4 | 42.9% |
| A48 | Indian Defense | 5 | 2/0/3 | 40.0% |
| B23 | Sicilian: Closed | 4 | 1/2/1 | 25.0% |
| B01 | Scandinavian Defense: Main Line | 4 | 2/1/1 | 50.0% |
| A57 | Benoni Defense | 4 | 1/1/2 | 25.0% |
| A04 | Sicilian | 3 | 1/0/2 | 33.3% |
| A03 | Queen's Pawn Game | 3 | 1/2/0 | 33.3% |
| B22 | Sicilian: Alapin | 2 | 1/1/0 | 50.0% |
| A05 | Réti Opening | 2 | 0/0/2 | 0.0% |
| A45 | London System | 2 | 1/0/1 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2019 | Daniel Rangel | 2,325 | 15th American Continental | B26 |
| Jul 2015 | Alejandro Parraga | 2,185 | ch-BOL | B41 |
| Feb 2018 | Carlos Saavedra | 2,112 | 1st La Paz Classification Open | A48 |
| Jul 2019 | Jose Roberto Araujo | 2,079 | 15th American Continental | C00 |
| Mar 2017 | Javier Accinelli | 2,044 | La Paz Adalp Cup | D00 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-BOL | 2016 | 11 | 5 | 2,092 |
| La Paz Adalp Cup | 2017 | 11 | 9.5 | 2,194 |
| 14th American Continental | 2018 | 11 | 5.5 | 2,032 |
| 15th American Continental | 2019 | 11 | 6 | 2,179 |
| 9th American Continental | 2013 | 11 | 4.5 | 2,023 |
| 6th Florianopolis Open | 2020 | 9 | 6 | 1,988 |
| 2nd Antofagasta Zicosur Open | 2016 | 9 | 5 | 2,053 |
| ch-South America U20 5th | 2009 | 8 | 2.5 | 1,892 |
Interactive opening tree from all 134 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Mario Medrano's chess games?
134 games by Mario Medrano, from Jul 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 Mario Medrano has played.
What does Mario Medrano play on the first move as White?
Across 72 games with White in our database, Mario Medrano opens with 1.e4 (44% of games), 1.d4 (44% of games), 1.c4 (10% of games). Against 1.e4 as Black, Mario Medrano answers 1...c5 (48% of games), 1...e6 (18% of games), 1...e5 (18% of games). Against 1.d4: 1...Nf6 (68% of games), 1...d5 (14% of games), 1...e6 (9% of games).
What openings does Mario Medrano play as White?
As White, Mario Medrano's most-played openings in our database are: Queen's Pawn Game (8 games, 50.0% win rate); Indian Defense (7 games, 28.6% win rate); London System (6 games, 83.3% win rate). The full breakdown of 72 games with White is in the table above.
What openings does Mario Medrano play as Black?
As Black, Mario Medrano most often plays: Sicilian: Najdorf (7 games, 42.9% win rate); Indian Defense (5 games, 40.0% win rate); Sicilian: Closed (4 games, 25.0% win rate). See the table above for the top ten Black openings across 62 games.
What is Mario Medrano's FIDE rating?
Mario Medrano is currently rated 2,003 in classical chess, 2,018 in rapid and 1,994 in blitz. Peak classical rating: 2,085 (May 2013).
How many games has Mario Medrano played?
Our database contains 134 games by Mario Medrano, covering Jul 2009 to Jul 2026. Overall record: 60 wins, 28 draws, 46 losses (44.8% win rate).
How do I prepare against Mario Medrano?
134 games by Mario Medrano 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.