You hum a simple tune of unity, allowing you and your allies to better work together.

Daily   ✦     Arcane
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.

Update (9/10/2010)
Revise the Effect entry.

Published in Arcane Power, page(s) 8.