Timothy ankoxs vengeance

When you get hit with an attack you can exact your vengeance. On a failed save Creatures in a 5 foot radius sphere centered on yourself (however you do not take the damage nor do you have disadvantage on your next attack) take 2d6 cold damage and have disadvantage on their next attack or on a successful Save Half damage and they do not have disadvantage on their next attack.
At Higher Levels. When you cast this spell using a spell slot of 2nd level or higher, the damage increases by 1d6 for each slot level above 1st. As well as the  Radius extends by 5 feet.