Soshage

(Support) Selects a target tile and places a [Frost Spike] (if not an [Empty Tile], places randomly), then places [Frost Spikes] in front of 2 random enemies within 2 tiles of the target (if fewer enemies, remaining placements are random), and turns tiles within range into [Frosty].
After casting the skill, the character gains [Preparation] for 1 turn.