Prescient Aid

Paragon Tier
Prerequisite: 11th level, bard, Virtue of Prescience class feature
Benefit: When an ally within 10 squares of you misses with an attack roll, you can use your Virtue of Prescience as an immediate interrupt. That ally gains a power bonus to the attack roll equal to your Wisdom modifier.

Published in Arcane Power, page(s) 132.