A shimmering, pounding wall of thunder rumbles into existence.
Area wall 6 within 10 squares
Effect: You conjure a wall of contiguous squares filled with deafening thunder that lasts until the end of your next turn. the wall can be up to 4 squares high. A creature that starts its turn adjacent to the wall takes 1d6 + your Charisma modifier thunder damage. If a creature moves into the wall's space or starts its turn there, the creature takes 1d10 + your Charisma modifier thunder damage, and it is deafened until the end of the encounter. A creature can take this damage only once per turn. Each enemy that is hit by an attack while it is adjacent to the wall or in the wall's space is dazed until the end of its next turn Entering a square occupied by the wall costs 1 extra square of movement.
Sustain minor: The wall persists.
Wall of Sound is a daily power available to bards at the 15th level.[AP:13]
Errata
- The December 2011 update put a limit on the rate of damage. Creatures can only take 1d10+charisma modifier damage once per turn. [U :12/2011]