Yamato

Abjuration Casting Time: 1 Reaction (which you can activate when you are hit by a melee or magical attack) Range: Self Components: V, S Duration: 1 Round Description: When struck, you summon a protective aura of flickering embers that enshroud you. For the following 3 rounds, the attacker and any creature that strikes you with a melee or magical attack takes 1d12 fire damage as the embers lash out in defense. The damage increases by 1d6 at 5th, 11th, and 17th levels.