Based in Germany, Gueldenstern competes in Age of Empires II. Gueldenstern has played a total of 4 matches in Age of Empires II. Ranked play is not on Gueldenstern's agenda—they have never queued for a ranked match.

Celts stands out as Gueldenstern's preferred civ with a 50.0% selection rate. Gueldenstern wins 66.7% of matches when playing as pocket (3 matches).