UnderLiner is an Age of Empires II player from Czechia. To date, UnderLiner has played 37 matches in Age of Empires II. Most of UnderLiner's games take place on the unranked ladder.

The competitive ranked ladder remains unexplored by UnderLiner. UnderLiner favors Franks over other civilizations, selecting it in 40.5% of matches. UnderLiner has the highest win rate in the flank position: 100.0% over 1 games.