As a player from Germany, JoKern participates in Age of Empires II. JoKern has 111 Age of Empires II matches on record. JoKern focuses mainly on ranked random map team matches.

JoKern picks Britons more than any other civilization—20.7% of the time. JoKern has a 26.7% win rate on Arabia across 30 matches. With 24 matches as flank, JoKern holds a 54.2% win rate.

JoKern carries an ELO of 857 on the RM Team ladder. With 42 games played in RM Team, JoKern has won 40.5%.