Representing Hong Kong, Klen is active in the Age of Empires II scene. Having completed 548 matches, Klen has built up solid experience in Age of Empires II. Klen focuses mainly on unranked matches.

Klen has chosen to skip ranked play, focusing on other game modes. Klen's favorite civilization is Incas, picked in 16.6% of their games. A 85.4% win rate on Arabia makes it Klen's top map (48 matches).

With 59 matches as pocket, Klen holds a 98.3% win rate.