Representing Poland, Grzybek is active in the Age of Empires II scene. Grzybek has 14 Age of Empires II matches on record. The majority of Grzybek's matches are in the unranked mode.

Grzybek has chosen to skip ranked play, focusing on other game modes. When selecting a civilization, Grzybek goes with Cumans about 42.9% of the time. flank is Grzybek's strongest position, boasting 57.1% wins across 7 games.