Torch Breath

This spell can't be countered.

You exhale a roaring stream of fire. Each creature in a 15-foot Cone makes a Dexterity saving throw, taking 4d6 Fire damage on a failed save or half as much damage on a successful one.

Flammable objects in the Cone that aren’t being worn or carried start burning.

Using a Higher-Level Spell Slot. The damage increases by 2d6 for each spell slot level above 2.