Based in Canada, MarieKoshka competes in Age of Empires II. 10 matches of Age of Empires II are on MarieKoshka's record. Most of MarieKoshka's games take place on the unranked ladder.

MarieKoshka has never played a ranked match in Age of Empires II. A 40.0% pick rate makes Khmer the top civilization choice for MarieKoshka.