Alexander J Crump
Alexander J Crump, known to online opponents as alex_c31, is a National Master who lives in the blitz lane. Since his first serious online games in 2019, he has built a reputation as a high volume grinder with real endgame grit and a flair for the unexpected.
- Display name: Alexander J Crump
- Username: alex_c31
- Title: National Master
- Favorite battlefield: Blitz
The Marathon Years
Crump does not just play chess online. He collects games the way some people collect stamps. With more than 3,500 rated blitz games and over 1,200 bullet games, he has turned the internet into a personal training hall.
shows how far that grind has carried him. From a starting rating near 2000, he has climbed to 2739 (2026-07-20) in blitz and 2764 (2026-05-10) in bullet. The National Master label is not a formality for Crump. He plays like someone who earned it.Patience, Endgames, and Comebacks
The numbers paint Crump as a player who rarely leaves the board early. His decisive games average around 80 moves, and about 84 percent of his games reach an endgame. Even after losing a piece, he still wins roughly half the time, which is the kind of stat that keeps opponents nervous long after they think the game is over.
His record against lower rated players is strong at 63 percent wins, while his equal rated matchups sit at exactly 50 percent. The real fun comes from his 89 comeback rate. It suggests that when Crump is down, he is not out. He is just setting a trap.
Opening Repertoire
Crump is comfortable in many styles. As white, he enjoys the English Opening, the Bird Opening, and a heavy dose of the Sicilian Defense when the bullet clock demands quick action. As black, he stays loyal to the French Defense and battles through the Queen's Gambit Declined with solid results.
His best scoring ideas include the Hungarian Opening's Wiedenhagen-Beta Gambit and the English Opening's Anglo-Indian Defense. He also shows a sharp edge in the London System's Poisoned Pawn Variation, a line that sounds like a video game move and often plays like one.
Rivalries and Recurring Foes
Every online regular has a few familiar names. For Crump, GSWHoops and xxx xxx have been his most frequent dance partners. He holds a narrow edge over gswhoops, but ufish has been a constant thorn, winning 13 of their 17 meetings. mathnerd55 and Donari Braxton have also logged long battles with him, and against mathnerd55, Crump is left doing the math on 10 defeats.
Quirks of a Grinder
Crump is at his best around 10:00, so opponents may want to schedule their revenge games at lunchtime. His casual games have a drastically higher win rate than his rated games, which means he either saves his best moves for fun or simply enjoys the pressure a little too much.
The streak data confirms he does nothing halfway. He has a longest winning streak of 14 and a longest losing streak of 13. At the time of writing he is on a six game heater, which means the chess universe is currently in Crump season.