Chromatic Spray (5e Spell)
From D&D Wiki
|Casting time:||1 action|
|Range:||Self (30-foot cone)|
|Components:||V, S, M (a diamond worth at least 150 gp)|
You hold up your open hand and a spray of energy shoots forth from your palm. You choose acid, cold, fire, lightning, poison, or thunder for the type of spray you create. Each creature in a 30-foot cone must make a Dexterity saving throw. A creature takes 5d6 damage of the type you chose on a failed save, or half as much damage on a successful one.
At Higher Levels. When you cast this spell using a spell slot of 4th or higher, the damage increases by 1d6 for each slot level above 3rd.