You are swathed in rippling flames that turn away both fire and chill but scorch anyone who strikes you.

Daily   ✦     Arcane, Fire
Minor Action      Personal

Effect: You gain resist 10 cold and resist 10 fire until the end of the encounter. Whenever a creature makes a melee attack roll against you, it takes 2d6 + your Intelligence modifier fire damage. No creature can take this damage more than once per turn.

Published in Arcane Power, page(s) 105.