Blasting Stone (Lesser)

Activate [1] Strike

When this pebble hits a creature or a hard surface, it explodes with a deafening bang. A blasting stone deals 1d4 sonic damage and 1 sonic splash damage, and each creature within 10 feet of the space in which the stone exploded must succeed at a DC 17 Fortitude saving throw with the listed DC or be Deafened until the end of its next turn.