dark water knifes

you conjure black water knives after an action causing 3d12 of piercing damage,if you land a d20 the person of choice will attack their team or party for 1 turn.if you use it for a bonus action it will use go with what ever attack you hit with so if you roll a a 15 for hit the daggers will also have the same chance to hit you can choose a different target to attack that is where the d20 takes place but if you use it as a regular spell it only dose 3d12 while using it as a bonus action you can land a d20 to hit and take control of one enemy for their turn.