As a player from Czechia, karelzheng participates in Age of Empires II. karelzheng has 333 Age of Empires II matches on record. The majority of karelzheng's matches are in the unranked mode.

karelzheng favors Goths over other civilizations, selecting it in 43.2% of matches. When picking Goths, karelzheng achieves a 46.2% win rate over 78 games. Playing on Arena, karelzheng achieves their best results—68.3% wins over 41 matches.

When playing pocket, karelzheng wins 69.7% of the time (33 matches total). karelzheng carries an ELO of 1242 on the RM Team ladder. After 83 RM Team matches, karelzheng sits at a 53.0% win rate.