Thunder Snare

The snare makes a thunderous noise when a creature enters the snare's square, which can be heard up to 1,000 feet away. The creature must attempt a DC 18 Fortitude saving throw.

Critical Success The target is unaffected.

Success The target is deafened until the end of its next turn.

Failure As success, and the target also takes 1 sonic damage.

Critical Failure As success, and the target also takes 1d4 sonic damage.