With roots in Sweden, Killen takes part in Age of Empires II. To date, Killen has played 10 matches in Age of Empires II. The unranked ladder is where Killen spends most of their time.

Ranked play is not on Killen's agenda—they have never queued for a ranked match. Looking at their pick history, Killen leans toward Britons at a rate of 50.0%. Playing the flank role, Killen achieves a 33.3% win rate over 3 matches.