Anchoring Aria (Su)

At 3rd level, the argent dramaturge can use her knowledge of the magical melodies woven into the Song of Silver to block the dimensional travel of fiends. As long as she maintains the aria, any evil outsider that attempts to use spells or spell-like abilities of the teleportation subschool within a 30-foot radius of the argent dramaturge must succeed at a caster level check (DC = 11 + her character level) or else the spell or spell-like ability fails. An evil outsider that uses a teleportation effect to appear within this 30-foot-radius area or that is summoned into this area must succeed at a Will saving throw or it is staggered for 1 round. At 5th level, this argent performance affects a 60-foot-radius area around the