As a player from Chile, Coustillier participates in Age of Empires II. To date, Coustillier has played 115 matches in Age of Empires II. Coustillier dedicates most of their playtime to ranked random map team.

Coustillier excels with Byzantines, winning 50.0% of 30 matches. Black Forest is Coustillier's best map with a 47.1% win rate in 34 games. In 56 games as flank, Coustillier has won 42.9% of the time.

Coustillier has climbed to 808 in the RM Team ladder. Coustillier wins 30.8% of the time in RM Team after 13 matches.