Char

You envelop a target within range in a dense cloud of choking embers. Make a ranged spell attack against the target. On a hit, the target takes 54 (12d8) fire damage.

The energies of this chaotic spell are impossible to fully control. After this spell is cast, you receive 18 (4d8) fire damage as you choke on its embers. This damage can't be prevented in any way.

At Higher Levels. When you cast this spell using a spell slot of 5th level or higher, the damage dealt on a hit increases by 2d8 and the damage dealt to you increases by 1d8 for each slot level above 4th.