Your body vanishes, leaving behind a miasma of rippling, sparking arcane energy.

Encounter   ✦     Arcane
Minor Action      Personal

Effect: You become insubstantial until the end of your next turn. If you hit with an arcane power while you are insubstantial, you gain temporary hit points equal to onehalf your level + your Charisma modifier.

Published in Arcane Power, page(s) 45.