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Chessiosaurus

Since 2023 (Active) Chess.com ♟♟♟♟
43.4% W 43.9% L 12.7% D
Bullet
2312
104W 72L 14D
Blitz
2508
3710W 3833L 1098D
Rapid
2468
104W 50L 33D

Chessiosaurus: A Prehistoric Force on the Digital Board

Some chess players evolve slowly. Chessiosaurus is not one of them. This online competitor has played thousands of games, climbing to a peak Blitz rating of 2642 (2026-04-16), with a rapid peak of 2485 (2026-06-22) and a bullet peak of 2337 (2026-05-30). The name promises a dinosaur with an appetite for the 64 squares, and the results deliver exactly that.

The Dinosaur Awakens

Chessiosaurus first surfaced with big ambitions and an even bigger hunger. Early rapid results were flawless, six wins from six games at the 2000 level. The Blitz journey tells the story of a player learning in public, with early volatility giving way to serious strength. By 2026, the rating curve is a thing of beauty, and the preferred hunting ground is bullet chess, where speed and instinct rule.

Blitz Rating251024872463244024162024: 24262025: 24712026: 2500202420252026

With more than 8,000 analyzed games, this is a player who simply does not stop. Whether grinding out a 90 move endgame or swindling a win from a lost position, Chessiosaurus treats every session like a feeding frenzy.

A Style Built on e4 and Grit

As White, Chessiosaurus almost always opens with 1.e4, hunting for kingside action. The Caro-Kann Defense is a frequent visitor to the board, while the Ruy Lopez: Exchange Variation is one of the most reliable weapons, scoring above 55% in Blitz. As Black, the Sicilian Defense is the primary shield, with the Accelerated Dragon and the Closed Sicilian delivering especially strong results.

The diagram above shows a typical Chessiosaurus structure, the kind of position that leads to long, grinding battles. Wins average around 81 moves, proof that patience hides behind the aggression.

Comeback Skills

Rating alone does not explain the danger. Chessiosaurus rescues lost positions at an 88.53% comeback rate and still finds wins in 44.47% of games after losing a piece. The longest winning streak stands at 20 straight games, and the longest losing streak is only 9, meaning setbacks never last long.

  • White win rate: 49.12%
  • Black win rate: 44.22%
  • Endgame frequency: 88.95%
  • Best day of the week: Wednesday at 55.63%

Rivalries and the Victim List

Every predator needs a favorite prey. The most played opponent is achillesochess, faced 40 times with 38 wins. Against juliano86 the score is 11 wins to 1. Those battles against achillesochess have produced some memorable encounters, including this Dinosaur Showdown.

Not every matchup goes the way of the dinosaur. brandothebully and checkofcash have both scored winning records against Chessiosaurus, and those rematches are always worth watching.

Win Rate by Opening0%25%75%100%50%Caro-Kann Defense: 48.9% over 380 gamesSicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation: 38.7% over 354 gamesSicilian Defense: 44.9% over 325 gamesSicilian Defense: Accelerated Dragon, Exchange Variation: 53.4% over 292 gamesSicilian Defense: Closed: 43.3% over 291 gamesSicilian Defense: Alapin Variation: 48.3% over 288 gamesCaro-Kann Defense49%Sicilian Defense: Nyezh…39%Sicilian Defense45%Sicilian Defense: Accel…53%Sicilian Defense: Closed43%Sicilian Defense: Alapi…48%

The Night Owl

Check the clock before challenging Chessiosaurus. The win rate at 2 AM is among the highest of the day, while Wednesdays bring a 55.63% success rate. Saturdays are the safest time to strike, and the tilt factor of 9 sounds high, but the 88.53% comeback rate suggests every loss is just fuel for the next winning streak.

Bio last updated 2026-09-07