Kartjack is a French Age of Empires II player. Having completed 22 matches, Kartjack has built up solid experience in Age of Empires II. Most of Kartjack's games take place on the unranked ladder.

The competitive ranked ladder remains unexplored by Kartjack. Kartjack has a clear affinity for Vikings, choosing it in 59.1% of their games. In the flank position, Kartjack has a 100.0% win rate across 2 games.