Blasting Stone (Major)

Activate 1 StrikeWhen this pebble hits a creature or a hard surface, it explodes with a deafening bang. A blasting stone deals 4d4 sonic damage and 4 sonic splash damage, and each creature within 10 feet of the space in which the stone exploded must succeed at a fortitude|dc:36|name:Major Blasting Stone|showDC:all saving throw with the listed DC or be until the end of its next turn. You gain a +3 item bonus to attack rolls.