Representing Czechia, Grimsas is active in the Age of Empires II scene. Grimsas has competed in 14 Age of Empires II matches so far. The ranked random map 1v1 ladder is where Grimsas spends most of their time.

In RM 1v1, Grimsas currently holds a rating of 938. Grimsas has a win rate of 46.2% in RM 1v1 (13 games played).