Dirty Fireworks

a brutal, remote-detonation technique where the user points two outstretched fingers at a target, causing them to combust from the inside out and burst into a shower of sparks. deal 1d10 radiant damage

"You extend your index and middle fingers toward your target, locking your gaze onto them. For a fraction of a second, nothing happens—and then their veins glow with a violent, volatile energy. A muffled, crackling sound echoes from within their chest before they suddenly detonate on the spot, exploding outward in a horrific, glittering shower of sparks and ash."