Caustic Blood

Caustic Blood is a 2nd-level transmutation available to Druid, Ranger, Sorcerer, Warlock, Wizard.

Your blood becomes caustic when exposed to the air. When you take piercing or slashing damage, you can use your reaction to select up to three creatures within 30 feet of you. Each target takes 1d10 acid damage unless it makes a successful Dexterity saving throw.

Mechanics

level:: 2
range:: Self (30-foot radius)
ritual:: false
school:: transmutation
classes:: Druid, Ranger, Sorcerer, Warlock, Wizard
duration:: Instantaneous
casting time:: 1 reaction, which you take when an enemy’s attack deals piercing or slashing damage to you
concentration:: false