Avenger Utility 16Bulwark of Defiance
You push aside the pain of your foe’s attacks, allowing you to act without hindrance for a moment.
No Action Personal
Trigger: You fail a saving throw other than a death saving throw
Effect: Until the end of your next turn, the effect you failed the saving throw against doesn’t affect you, but you make saving throws against it as normal.
Published in Player's Handbook 2, page(s) 40.