You release a swell of magical energy. Make a ranged spell attack against a target. On a hit, roll 1d8 and deal damage of a type you choose: Acid, Cold, Fire, Lightning, Poison, Psychic, or Thunder. If the die shows an 8, roll it again and add the new result. Scales to 2d8/3d8/4d8 at levels 5/11/17.