Elemental Blast

A streak of multicolored light flashes from you to a point you choose within range and explodes in a burst of energy. Each creature in a 10-foot-radius Sphere takes 3d8 damage of a random damage type.

If you roll the same number on two or more of the d8s, each creature in the sphere takes an extra 1d8 of the same damage type.

Damage types: (1d6)

1- Poison, 2-Fire, 3-Cold, 4-Lightning, 5-Acid, 6-Thunder

Using a Higher-Level Spell Slot. The damage increases by 1d8 for each spell slot level above 3.