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Player Profile

Arthur Moura NM

arthuuur Jaboatão dos Guararapes Since 2014 (Active) Chess.com ♟♟♟♟♟♟
50.7% W 47.5% L 1.8% D
Bullet
1509
21060W 20017L 701D
Blitz
2131
1297W 978L 74D
Rapid
2019
65W 26L 3D
Daily
2351
33W 5L 2D

Arthur Moura, the Daily Chess Strategist

Arthur Moura, known online as arthuuur, is a National Master whose chess career combines serious calculation with an impressive appetite for playing. His profile shows more than 21,000 bullet games, along with a strong preference for Daily chess, where the clock moves slowly enough for every pawn to receive proper legal counsel.

Playing Style and Chess Identity

Arthur is especially dangerous when playing White, where his overall win rate is higher than with Black. His games often feature active queen play, frequent checks, and long endgames. The Sicilian Defense appears regularly in his repertoire, while the Caro-Kann Defense has been a particularly productive choice in Daily games.

His record also suggests a resilient competitor. Arthur has produced a winning streak of 15 games and a comeback rate above 67 percent, proving that a bad position is not a defeat. It is merely an invitation to make the opponent nervous for another hour.

Win Rate by Opening0%25%75%100%50%Sicilian Defense: 46.8% over 1816 gamesAmar Gambit: 52.2% over 1737 gamesAustralian Defense: 51.9% over 1531 gamesColle System: Rhamphorhynchus Variation: 55.8% over 1275 gamesScandinavian Defense: 52.8% over 1031 gamesBird Opening: Dutch Variation, Batavo Gambit: 51.2% over 990 gamesSicilian Defense47%Amar Gambit52%Australian Defense52%Colle System: Rhamphorh…56%Scandinavian Defense53%Bird Opening: Dutch Var…51%

Daily Chess Strength

Daily chess is where Arthur’s patient, methodical side shines brightest. His Daily record includes 36 wins, 4 losses, and 1 draw, with a strength-adjusted win rate of approximately 66 percent. His best recorded Daily performance reached 2351, a fitting milestone for a player who appears happy to let a position marinate before delivering the decisive move.

Arthur’s opening choices in this format include the Ruy Lopez, Scotch Game, English Opening, and King's Indian Defense. Several of these lines have produced perfect results in his recorded sample.

2351 (2024-01-17)

A Versatile Online Competitor

Although Daily chess is his preferred time control, Arthur has built a substantial presence in every major online format. His blitz career includes a peak performance of 2244, while rapid chess has brought a balanced record and many tactical battles. In bullet, he has played enough games to qualify as a small statistical civilization.

Across his games, Arthur checks first more than 61 percent of the time. The queen is his most common checking piece, but rooks, bishops, and knights all contribute to the attack. That variety makes him difficult to prepare for and occasionally gives the opposing king a very busy afternoon.

Legacy on the Board

Arthur Moura’s profile is that of a dedicated National Master, a prolific online competitor, and a player comfortable moving from lightning-fast tactics to carefully planned Daily battles. Whether he is exploring the Sicilian Defense or patiently building an advantage in the Ruy Lopez, Arthur brings energy, persistence, and just enough chaos to keep every game interesting.

Bio last updated 2026-09-12