Arcane Affinity (4e Power)

Arcane Affinity	Warmage Class Feature
You halt a spell in its tracks and use it to Empower one of your Mystic Orbs.
4e Power Usage::Daily  Arcane
4e Power Action Type::Immediate Reaction	Personal
Trigger: You are required to perform a saving throw against a hostile spell.
Effect: Add your Intelligence modifier to your saving throw. Should you succeed your throw, you may completely nullify the spell's effects and use your Empower Orb ability as a free action on one of your Mystic Orbs.