Sound burst

Sound burst is an evocation spell that blasts subjects with damaging sound waves.

Effect
You blast an area with a tremendous cacophony. Creatures in the area take 1d8 points of sonic damage and must succeed at Will saves to avoid being stunned for 1 round. A stunned creature can't act and loses any Dexterity bonus to AC. Attackers gain +2 bonuses to attack it.

Deafened creatures are not stunned but are still damaged.

Arcane Focus
A small musical instrument.