Kosak plays Age of Empires II and is based in Germany. Age of Empires II records show 13 matches for Kosak. Kosak primarily plays on the unranked ladder.

Kosak enjoys Age of Empires II without competing in ranked matches. Kosak's favorite civilization is Vikings, picked in 15.4% of their games. Kosak performs best in the flank position, with a 20.0% win rate over 5 matches.