Deep Magic Volume 1
Undermine Armor
1-level Transmutation
Casting Time: 1 action
Range/Area: 30ft.
Components: Verbal, Somatic
Duration: Concentration, 1 minute
Attack/Save: CON Save
Damage/Effect: Debuff
You unravel the bonds of reality that hold a suit of armor together. A target wearing armor must succeed on a Constitution saving throw or its armor softens to the consistency of candle wax, decreasing the target’s AC by 2. Undermine armor has no effect on creatures that aren’t wearing armor.
Available for: Bard, Sorcerer, Wizard with Chaos Specialization