Artificer Attack 17Arsenal Transference
You lend your arcane knowledge to an ally, briefly letting him or her make use of your enchantments.
Immediate Reaction Ranged 10
Trigger: An ally within 10 squares of you is hit and damaged by an attack
Effect: You can use an at-will artificer attack power against the target, using the ally’s space as the origin for the attack. This attack deals extra damage equal to your Wisdom modifier.
Published in Dragon Magazine 381, page(s) 59.