Representing Australia, Kellske is active in the Age of Empires II scene. Kellske has played a total of 41 matches in Age of Empires II. Kellske focuses mainly on unranked matches.

Kellske has never ventured into ranked gameplay in Age of Empires II. Huns is the go-to civilization for Kellske, making up 85.4% of their picks. In 12 games as flank, Kellske has won 100.0% of the time.