Force Armor
Force Armor
Tier 2 Epic abjuration
Casting Time: 1 action
Range: Self
Components: V, S, M (a tiny shield of a mithral adamantine alloy)
Duration: 8 hours
You surround yourself with overlapping plates of magical force that fortify you against attacks. Your AC becomes 20 + your Dexterity modifier and you cannot be critically hit. As a reaction when you would take damage, you may end the spell and become immune to that damage.
Ref: ELCR p96