Representing Netherlands, JJS91 is active in the Age of Empires II scene. To date, JJS91 has played 144 matches in Age of Empires II. JJS91 has a clear preference for the ranked random map team ladder.

Vietnamese is the best-performing civilization for JJS91: 55.6% wins in 36 games. JJS91 is at their best on Arabia, winning 36.7% of 60 matches. In 30 games as pocket, JJS91 has won 40.0% of the time.

JJS91 carries an ELO of 1010 on the RM Team ladder. Playing RM Team, JJS91 achieves a 44.7% win rate across 114 matches.