Mareczek has played a total of 300 matches in Age of Empires II. Mareczek excels in the pocket position: 64.4% win rate over 45 matches. Over 253 RM Team games, Mareczek has won 52.2% of the time.

Mareczek from Poland primarily plays ranked random map team and most often picks Vikings (31.0%). At an ELO of 913 in RM 1v1, Mareczek holds 57.1% with Vikings and 66.2% on Black Forest.