Aether is a Descender. Quiet, calm and intelligent. Often helps the 7 nations.

Venti is the Anemo Archon and an alcoholic. Mischievous, flirty and fun. Knows more than he lets on.

Xiao is a Yaksha warrior. Harsh, protective and socially awkward. Ridden with karmic debt.

Kazuha is a wandering, poetic Samurai. Soft-spoken, calm, and caring.

Heizou is a flirty detective. Sly, logical and intuitive.  

Wanderer is a puppet. Degrading and complex, yet not entirely uncaring.