Avatar of uboldi alejandro
Player Profile

uboldi alejandro FM

ubochess buenos aires Since 2012 (Active) Chess.com ♟♟♟♟♟
70.0%- 25.1%- 4.9%
Bullet 2346
4003W 1440L 274D
Blitz 2065
141W 45L 15D

About uboldi alejandro (ubochess)

uboldi alejandro, who often plays under the handle ubochess, is a FIDE Master and a bullet specialist who has made a habit of winning under time pressure. Known for blistering speed, tactical sharpness, and an appetite for cheeky opening surprises, Alejandro shines most when the clock is angry. Preferred time control: Bullet.

  • Title: FIDE Master
  • Preferred time control: Bullet
  • Peak Bullet rating: 2444 (2017-11-07)
  • Peak Blitz rating: 2341 (2018-03-22)

Quick rating timeline:

Bullet Rating243023712312225321932013: 22982014: 23252015: 22522016: 23612017: 23962018: 22542019: 22122020: 22702022: 23892023: 22292024: 24112025: 2383201320142015201620172018201920202022202320242025

Playing Style and Strengths

Alejandro plays like someone who treats the clock as a teammate and tactics as dessert. His games tend to be decisive, with long win streaks and an exceptional ability to come back from bad positions.

  • Strength in tactical complications and quick counterattacks
  • High comeback rate: excels after material setbacks
  • Endgame savvy despite fast time controls: Endgame frequency is high
  • Best time of day to play: evenings around 18:00 according to performance trends
  • Not afraid of long games: average moves per win is about 70

Favorite Openings

Whether playing White or Black, Alejandro favors lively, unbalanced systems that create immediate chances. Below are the openings he returns to again and again.

  • Alekhine Defense — a signature choice both as White and Black. Alekhine Defense
  • Sicilian Defense — a top weapon facing 1 e4. Sicilian Defense
  • Amar Gambit and other sharp gambits for instant chaos
  • Scandinavian and Caro-Kann when he wants practical but dynamic play
  • Elephant Gambit and rare sidelines for surprise value

Quick opening snapshot for study: Sicilian Defense and Amar Gambit

Streaks, Records and Rivalries

Alejandro has had streaks that read like a dare to the internet. He favors rematches and has built notable head to head records against several frequent opponents.

  • Longest winning streak: 50 games
  • Longest losing streak: 19 games
  • Current winning streak: 2 games
  • Most played opponents include andryusha, humblespaceman and ivanov_anatoly
  • Notable head to head: strong record vs ivanov_anatoly. See opponent profile: ivanov_anatoly

Memorable Game and Study Tools

Here is a quick interactive sample and a recent memorable pairing. Use these as study seeds or to relive one of Alejandro's faster victories.

  • Recent notable game: View Game
  • Mini replay (for practice):

Fun Facts and Quirks

Alejandro combines serious study habits with a playful approach to online play. Expect unusual sidelines, rapid sacrifices, and a refusal to resign early.

  • Huge bullet sample size: thousands of bullet wins and a win rate that favors fast tactical play
  • Comeback prowess is real. He wins often even after losing material
  • Average first capture happens around move 7, so he likes to keep the tension early
  • Early resignation rate is low, which means his opponents rarely get easy freebies
  • If you want to stump him, try quiet, maneuvering openings. He prefers sharp fights

Want to Explore More?

For more on openings, opponents, and peak moments, use the quick links embedded above. Study his Alekhine and Sicilian repertoires to learn how he converts speed into method. If you are building a playlist of fast chess lessons, start with the short PGN above and work through the tactics he loves.

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