Bard Utility 2Clockwork Precision
You hum a simple tune of unity, allowing you and your allies to better work together.
Standard Action Close burst 10
Target: You and each ally in the burst
Effect: Until the end of the encounter, each target gains a +2 bonus to skill checks made to aid another. When a target aids attack, aids defense, or successfully aids another, he or she grants a +3 bonus instead of a +2 bonus to the roll.
Revise the Effect entry.
Published in Arcane Power, page(s) 8.