Onyxstag plays Age of Empires II and is based in Czechia. Onyxstag has played a total of 25 matches in Age of Empires II. Onyxstag focuses mainly on unranked matches.

Onyxstag has chosen to skip ranked play, focusing on other game modes. In 2 games as pocket, Onyxstag has won 50.0% of the time.