Anyu's Rogue Wave (Arteria)

Release a powerful wall of water, each creature in a 15-foot cube originating from you makes a Strength saving throw. On a failed save, a creature takes 1d12 Bludgeoning damage and is pushed 20 feet away from you falling prone and getting wet. On a successful save, a creature takes half as much damage only.

Using a Higher-Level Spell Slot. The damage increases by 1d12 for each spell slot level above 1.