Cone of Sand

You unleash a blast of snad. Each creature in a 60-foot Cone originating from you makes a Constitution saving throw, taking 4d8 Fire damage and 4d8 Bludgeoning damage on a failed save or half as much damage on a successful one. A creature affected by this spell is Blinded for 2 rounds.

Using a Higher-Level Spell Slot. The damage increases by 1d8 for each spell slot level above 5.