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Player Profile

William Yen NM

RETURNOFTHELAGGER The Pavement Since 2019 (Inactive) Chess.com
54.3% W 40.3% L 5.4% D
Bullet
2402
2317W 1706L 219D
Blitz
2678
276W 218L 38D
Rapid
2022
6W 2L 0D
Daily
1842
1W 1L 0D

William Yen, the Bullet Chess Specialist

William Yen, known online as RETURNOFTHELAGGER, is a National Master with a formidable record in fast chess. His preferred arena is bullet, where decisions arrive faster than most players can finish saying “check.”

With more than 4,000 recorded bullet games, Yen has scored 2,324 wins, 1,722 losses, and 222 draws. His longest winning streak reached 21 games, proving that the lagger may return, but usually with excellent tactical timing.

Playing Style and Chess Strengths

Yen combines speed with remarkable resilience. His comeback rate is listed at 79.13%, and he wins roughly half of the games in which he has already lost a piece. That suggests a player who treats adversity not as a crisis, but as an invitation to make the position even more complicated.

His overall style favors active play, frequent tactical pressure, and long battles when necessary. The queen is his most common checking piece, while his average first capture comes as early as move six. In other words, quiet development is welcome, but it should probably bring a helmet.

Opening Repertoire

Yen’s opening choices are broad and inventive. As White, he has produced especially strong results with the Australian Defense, the Nimzo-Larsen Attack, and the Queen's Pawn Game: Torre Attack. As Black, the Caro-Kann Defense appears frequently, offering a dependable foundation for both strategic pressure and fast tactical play.

The Australian Defense has been one of his most successful bullet weapons, with a win rate above 61%. His Nimzo-Larsen Attack has also performed impressively, particularly when the game demands originality before the clock starts making rude noises.

Career Highlights

  • Earned the National Master title from National.
  • Reached a peak bullet rating of 2526 on January 30, 2022.
  • Reached a peak blitz rating of 2697 on October 10, 2023.
  • Recorded a peak rapid rating of 2146.
  • Achieved a five-game current winning streak in the available statistics.
  • Maintained a strong 56.06% win rate with White and 52.29% with Black.

Bullet Rating247523882300221321252019: 21542020: 24462021: 24012022: 23322023: 240220192020202120222023

Legacy at a Glance

William Yen is a fast, creative, and unusually persistent online chess competitor. Whether deploying an unconventional opening or launching a queen check at alarming speed, he has built a distinctive identity as a National Master who thrives when the clock is nearly as dangerous as the opponent.

For Yen, the board is a battlefield, the timer is a second opponent, and “RETURNOFTHELAGGER” is less a username than a recurring plot twist.

Bio last updated 2026-09-12