COS is among the Age of Empires II players representing Sweden. To date, COS has played 14 matches in Age of Empires II. unranked is the primary game mode for COS.

Ranked matches are not part of COS's Age of Empires II experience so far. COS tends to pick Huns most often, with a pick rate of 35.7%. With 2 matches as pocket, COS holds a 50.0% win rate.