Marecek is among the Age of Empires II players representing Slovakia. 698 matches of Age of Empires II are on Marecek's record. The ranked random map team ladder is where Marecek spends most of their time.

Marecek picks Byzantines more than any other civilization—97.3% of the time. Marecek's best win rate is 53.8% with Byzantines in 678 matches. With 428 matches on Arabia, Marecek holds a 55.4% win rate.

Marecek carries an ELO of 1068 on the RM Team ladder. Across 381 RM Team games, Marecek holds a 52.2% win rate.