Rock Ripper Snare

You weave plant matter among loose stones in an area with trees or a ceiling overhead. When a creature enters the square, the snare's square and each adjacent square becomes difficult terrain, and the triggering creature must attempt a reflex|dc:19|showDC:all|options:damaging-effect saving throw. Success The target is unaffected. Failure The target takes 1d6[bludgeoning] damage. Critical Failure The target takes 2d6[bludgeoning] damage.