Joo is among the Age of Empires II players representing Germany. Joo has played a total of 50 matches in Age of Empires II. The majority of Joo's matches are in the ranked random map team mode.

The most common civilization choice for Joo is Franks (20.0% pick rate). With 5 matches as flank, Joo holds a 60.0% win rate. A rating of 704 in RM Team reflects Joo's current level.

With 45 games played in RM Team, Joo has won 44.4%.