Legionnaire's march

Requirements: 18th level Bard, Perform 21.

This song inspires all allies within 60 feet. The game determines the highest base attack bonus of all allies in the area of effect, and all affected characters now use this as their new base attack bonus. All affected creatures get a +4 competence bonus to damage as well. This ability last for 10 rounds. There is a cool down time of 5 minutes (game time) before this ability can be used again.