With roots in Germany, Kju takes part in Age of Empires II. Kju has competed in 17 Age of Empires II matches so far. In terms of game mode, Kju favors unranked.

Kju sticks to unranked or casual play, having never entered ranked. Kju picks Teutons more than any other civilization—100.0% of the time. Kju has reached a rating of 1099 in RM Team.