As a player from Czechia, Oniiiss participates in Age of Empires II. Oniiiss brings the experience of 145 played matches to each game. The ranked random map team ladder is where Oniiiss spends most of their time.

Huns is the best-performing civilization for Oniiiss: 32.4% wins in 34 games. The stats show Oniiiss at their best in the pocket role—45.9% win rate in 37 matches. Oniiiss has climbed to 750 in the RM Team ladder.

With 122 games played in RM Team, Oniiiss has won 37.7%.