> **School:** Abjuration > **Casting Time:** Action > **Range:** Touch > **Components:** V, S > **Duration:** [[Concentration]], up to 1 minute You touch a willing creature. Until the spell ends, the target's skin hardens into a tortoise shell while it remains in place, and the target gains a +3 bonus to [[Armour Class|AC]]. If the target moves using its Action, [[Bonus Action]], [[Reaction]], or movement, the bonus becomes +1 instead until the start of its next turn. **Classes:** #Artificer, #Druid, #Ranger