Mathieu tends to queue for unranked matches. The map Arena is where Mathieu shines, winning 67.9% of 56 games. Mathieu leans toward Britons (34.7%) and performs best in the pocket role.

A total of 1002 matches and a 1347 RM Team rating make up Mathieu's profile. A Belgian player, Mathieu has a 52.0% RM Team win rate and favors Turks (68.0%).