Water Bullet

Deals 1d8 Bludgeoning Damage.

A small water missile shoot out of the casters hand or finger at a high speed. If you kill a creature with this cantrip it will go through the creature and hit the creature behind it at half damage. 

The spell’s damage increases by 1d8 when you reach 5th level (2d6), 11th level (3d6), and 17th level (4d6).