Action: Shatter Glass
Trigger An adjacent creature Strikes you with a melee weapon or unarmed attack and deals damage
Requirements Your innate Mountain Resilience from Glass Skin is active
Effect You shatter some of the glass on your skin to damage your attacker. The attacker takes 3d10 slashing damage and the duration of the stoneskin decreases by 1 minute. At 14th level, the damage increases to 4d10 slashing damage, and at 18th level, the damage increases to 5d10 slashing damage.