You throw up your hand, and a shield of arcane energy springs into existence, protecting you against imminent attacks.

Encounter   ✦     Arcane
Immediate Interrupt      Personal

Trigger: You are hit by an attack.

Effect: You gain a +4 power bonus to AC and Reflex until the end of your next turn.

Update (1/24/2012)
Updated in Class Compendium.

Published in Player's Handbook, page(s) 161, Heroes of the Fallen Lands, page(s) 209, Neverwinter Campaign Setting, page(s) 74, Class Compendium.