One of the three protagonists you can pick for the game.

Honed through years spent in the frigid cold, Frost Arcanists have grasped the secret of the Water Flux. They can summon cold air to freeze enemies or Ice Spikes to penetrate them. 
[[Gyee]]
https://gyee.fandom.com/wiki/Arcanist_-_Frost
arcanist (gyee)