Thunder Magic

Thunder Magic (Su, Int): You can imbue your sonic magic with the power of thunder. Benefit: When you deal sonic damage to a foe with a spell, spell-like ability, or supernatural ability, as a swift action you may also force that foe to make a Fortitude save or be deafened for 1 round. You may use this ability a number of times per day equal to 3 + your Intelligence modifier.

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