Kosimor brings US American representation to Age of Empires II. 253 matches of Age of Empires II are on Kosimor's record. ranked random map 1v1 is the primary game mode for Kosimor.

The civilization Magyars gives Kosimor their highest win rate at 51.3% (115 matches). Kosimor performs best on the map Arabia, with a 59.7% win rate over 176 matches. Kosimor's highest rating is 1005 in the RM Team ladder.

Kosimor maintains a 53.6% win rate in their 28 RM Team matches.