OUO is among the Age of Empires II players representing Taiwan. OUO has played a total of 129 matches in Age of Empires II. The majority of OUO's matches are in the unranked mode.

The competitive ranked ladder remains unexplored by OUO. OUO has a clear affinity for Magyars, choosing it in 41.7% of their games. OUO's best position is pocket with 94.1% wins in 17 games.