Representing Brazil, Zaitsev is active in the Age of Empires II scene. Across all ladders, Zaitsev has played 445 matches. Zaitsev prefers the unranked game mode.

Interestingly, Zaitsev has not yet played any ranked matches. In 74 matches with Persians, Zaitsev has won 52.7%. Playing on Black Forest, Zaitsev achieves their best results—46.1% wins over 228 matches.

When playing flank, Zaitsev wins 46.5% of the time (144 matches total).