Representing Germany, Oldrer is active in the Age of Empires II scene. Having completed 49 matches, Oldrer has built up solid experience in Age of Empires II. Oldrer has a clear preference for the ranked random map team ladder.

Oldrer carries an ELO of 1270 on the RM Team ladder. Oldrer has a 66.7% win rate in RM Team over 42 games.