Water Elemental

A surging mass of living water that rises from any pool or wave to drag the unwary under. It crushes with the weight of the sea and drowns what it catches.

Slam: bludgeoning, melee 10 ft, +4 to hit, 2d8+6 bludgeoning (two crashing arms). Whelm: control, 10 ft, save Con Tough, a Large or smaller creature is engulfed, held, and begins to drown (2d8 ongoing) on a failed save, cooldown 3 rounds.

Water Form: can enter any space and squeeze through cracks; resists nonmagical damage; amphibious. Freeze Vulnerability: cold damage that strikes it leaves it paralyzed until the end of its next turn. Senses: Night Vision (60 ft), Vibration Sense (feels movement, water vibration, 30 ft).