Based in Taiwan, AAcO competes in Age of Empires II. AAcO has 371 Age of Empires II matches on record. Most of AAcO's games take place on the ranked random map 1v1 ladder.

Arena has proven to be AAcO's strongest map—62.0% win rate in 79 games. When playing flank, AAcO wins 83.3% of the time (12 matches total). AAcO carries an ELO of 1439 on the RM 1v1 ladder.

AAcO's RM Team record stands at 78.6% wins over 28 games.