You emit silvery light outward in all directions. Each creature of your choice within range must make a Constitution saving throw, taking 5d4 radiant damage on a failed save, or half as much on a success. If a shapechanger takes damage from this spell, it must make a Charisma saving throw, reverting to its true form on a failed save.   The area of effect will suppress any magical darkness of 2nd level or lower that it overlaps with. The suppresion lasts until the end of your next turn.   At Higher Levels. When you cast this spell using a spell slot of 3rd level or higher, it deals an additional 2d4 radiant damage for every slot level above 2nd.