COI is an Age of Empires II player from Vietnam. COI brings the experience of 2031 played matches to each game. unranked is the primary game mode for COI.

COI has never played a ranked match in Age of Empires II. When picking Mongols, COI achieves a 80.9% win rate over 47 games. Arena is COI's best map with a 65.0% win rate in 343 games.

Playing the flank role, COI achieves a 64.0% win rate over 484 matches.