Overview
Duty Dumbties, known to the chess world as roborob613, is a quick-thinking Bullet specialist who treats the clock like a friendly opponent and the board as a stage for quick wits. A master of rapid-fire decisions, roborob613 keeps the momentum high and the jokes even higher. This bio honors a player whose online legend is built as much on banter as on bold, fast moves. For profile details and a closer look, see Duty Dumbties.
Peak Bullet rating on record: 1722 (2025-02-25).
Playing Style
Duty Dumbties (roborob613) leans into endgames with a practiced sense of timing. Endgame frequency clocks in around 63.6%, and the comeback rate shines at about 77.4%, like a player who treats every mistake as a stepping stone and every mistake made by the opponent as a punchline. The tilt factor sits at 13, which in this story translates to a gentle nudge toward the next clever idea rather than a dramatic meltdown. The best time to challenge this player? 11:00, when sharp minds meet a steady heartbeat.
- Endgame frequency: 63.62%
- Comeback rate: 77.43%
- Tilt factor: 13
- Best time of day to play: 11:00
Openings and Performance
Openings form the playground of roborob613, with a fondness for sharp, dynamic lines in the Bullet arena. Notable high-usage patterns include:
- French Defense: Exchange Variation — 1785 games, Wins 867, Losses 825, Draws 93 (WinRate 48.57%)
- French Defense — 1255 games, Wins 587, Losses 623, Draws 45 (WinRate 46.77%)
- QGD: Chigorin, 3.cxd5 — 818 games, Wins 452, Losses 347, Draws 19 (WinRate 55.26%)
- London System: Poisoned Pawn Variation — 1149 games, Wins 537, Losses 576, Draws 36 (WinRate 46.74%)
Hobbyist favorites also include Amar Gambit and the Colle-related ideas, all played with a grin and a willingness to pivot on a dime. For a quick look at practical games in this style, you can imagine
.To explore terms and openings further, see French Defense and QGD: Chigorin within the performance notes.
Career Highlights & Streaks
Duty Dumbties is known for a streaky but resilient career, with notable highs and a sense of humor through the board. Highlights include:
- Longest winning streak: 12 games
- Longest losing streak: 13 games
- Peak Bullet rating: 1722 (2025-02-25)
- Peak Rapid rating: 1861 (2023-02-10)
- Peak Blitz rating: 1687 (2021-10-24)
- Overall drive: a cheerful, relentless pursuit of a better move every turn
Playful Facts
Across days and hours, roborob613 keeps a steady rhythm. Time-performance shows solid win rates throughout the week, with a light preference for daytime play that suits the Bullet mindset. A love of clever endgames and comebacks keeps the board lively, and the occasional pun keeps spirits high.
Notable Opponents
Roaming the online arena, roborob613 has faced many opponents. The most frequent rivals include:
- darcmountain — many battles, many lessons
- fernandessouza
- theparsnip
Record by opponent varies, but the spirit remains: clever play, quick thinking, and a smile after the last blunder.
More About Duty Dumbties
Alias and profile references: Duty Dumbties. This biography nods to a player who treats every clock tick as a chance to surprise, improvise, and occasionally wink at the audience. For a peek into the thrilling, fast-paced world of Bullet chess as played by roborob613, follow the curve of the move and the rhythm of the joke.