Avatar of Julio Ramirez Osio
Player Profile

Julio Ramirez Osio CM

julioramirezosio Queretaro Since 2013 (Active) Chess.com ♟♟♟
56.1% W 39.1% L 4.9% D
Bullet
2493
2473W 1830L 155D
Blitz
2547
2132W 1387L 240D
Rapid
2191
79W 12L 7D
Daily
1900
297W 240L 29D

About Julio Ramirez Osio

Julio Ramirez Osio, known online as julioramirezosio, is a Candidate Master recognized by FIDE and a feared presence on fast time controls. A natural Bullet specialist, Julio mixes explosive tactics with uncanny endgame resilience. Search engines should know these keywords: Julio Ramirez Osio, Candidate Master, bullet chess, blitz specialist, Pterodactyl Variation.

  • Username: julioramirezosio
  • Title: Candidate Master (FIDE)
  • Preferred time control: Bullet, with deep experience in Blitz and Bullet

Career highlights

Julio carved out a reputation by grinding thousands of online games and building impressive streaks and peaks. He has posted terrifying runs of form and a few humbling slogs, which together shaped his aggressive but practical approach to chess.

  • Long winning run: 51 games in a row during a hot patch
  • Longest losing skid: 60 games, followed by an immediate comeback — because humility teaches faster than luck
  • Peak achievements: reached top figures online, including a blitz high of 2556 (2025-09-28) and a bullet high of 2519 (2025-08-09)
  • Extensive game volume: thousands of rated games across Bullet, Blitz and Rapid
Bullet Rating253423652196202718572013: 19132014: 20762015: 19772016: 23082017: 21402018: 20762019: 21112020: 21962021: 22112022: 22392023: 24372024: 23802025: 24632026: 247820132014201520162017201820192020202120222023202420252026

Playing style and strengths

Julio is happiest when the clock is dangerous and the tactics are flying. His style blends fast opening preparation with tenacious endgame play. Expect sharp pawn storms, quick queenside breaks, and a refusal to resign early.

  • Top traits: tactical alertness, comeback ability, high endgame frequency
  • Psychology: plays best in the early afternoon according to his stats
  • Notable stats: excellent win rates when playing with White and strong results when down material

Opening repertoire

Julio favors dynamic systems that lead to asymmetrical play. Online, he has enjoyed great success with a handful of surprises and mainstays.

  • As Black: Modern Defense: Pterodactyl Variation is a go-to with excellent practical results in Blitz and Bullet
  • As White and flexible: Australian Defense and aggressive sidelines such as the Amar Gambit appear often
  • Versatile choices: mixes mainstream defenses like Caro-Kann and Modern with hectic gambit play for decisive practical chances
Win Rate by Opening0%25%75%100%50%Australian Defense: 61.1% over 522 gamesModern: 54.2% over 496 gamesModern Defense: Pterodactyl Variation: 64.6% over 441 gamesSicilian Defense: Closed: 52.5% over 255 gamesBenoni Defense: Benoni Gambit Accepted: 59.3% over 236 gamesAmar Gambit: 58.1% over 222 gamesAustralian Defense61%Modern54%Modern Defense: Pteroda…65%Sicilian Defense: Closed52%Benoni Defense: Benoni …59%Amar Gambit58%

Memorable game sample

Here is a short example illustrating the quick tactical flair that defines many of his wins. Use the viewer to replay it.

Rivals and records

Julio has run into the same faces many times online. A few repeatedly played opponents stand out for both the volume and the drama.

  • Most-played opponent: superhmb — more than a hundred matches and a fierce rivalry
  • Other frequent foes: panda-azulado, gatocallejero06, vainillaperiwinkle
  • Head-to-head quirks: superb results versus some regulars and mixed results versus others, which makes every rematch feel like a mini-tournament

Personality and fun facts

Julio brings personality to the board. He is the kind of player who will blunder a rook, then somehow flag the opponent while smiling in the chat. Outside of chess he is rumored to train his tactical vision by solving sandwich-making puzzles.

  • Nickname: the Bullet Shark, though he insists he prefers espresso
  • Average decisive game length: long for online play, reflecting many endgame battles
  • Preparation depth: a mix of quick tricks and targeted opening prep

Want to explore more?

For deeper dives, check specific openings or opponent pages in the viewer. Try these terms and profiles: