Representing Taiwan, Kai is active in the Age of Empires II scene. Kai brings the experience of 1497 played matches to each game. The majority of Kai's matches are in the unranked mode.

Kai has yet to try ranked play in Age of Empires II. Kai wins most often with Mongols—68.3% in 120 games. The map Arena suits Kai well: 62.3% win rate over 318 games.

As pocket, Kai has won 60.1% of their 386 matches.