Water Whip

Drawing moisture from the air, you create a coil of water that wraps around you arm. The Water Whip takes a free action at the end of each of your turns until the spell ends. You mentally command the water to attack a creature within range otherwise the water takes no action. Make a melee spell attack against the target. On a hit, the target takes 2d4 cold damage and if the creature is Large or smaller, the target must succeed on a DC 12 Strength saving throw or suffer an additional effect of your choice: