Representing Brazil, Gruger is active in the Age of Empires II scene. Gruger has competed in 52 Age of Empires II matches so far. Gruger primarily plays on the ranked random map 1v1 ladder.

Gruger favors Lithuanians over other civilizations, selecting it in 25.0% of matches. Gruger is at their best on Arabia, winning 56.7% of 30 matches. In 2 games as pocket, Gruger has won 100.0% of the time.

Gruger carries an ELO of 1206 on the RM 1v1 ladder. Gruger has a 55.6% win rate in RM 1v1 over 36 games.