Plague of Rust

School: Transmutation

Tier: 2

Casting Time: 1 Half Action

Range: Close (25 ft. + 5 ft./2 CL)

Target: One metal creature or metal armor object

Duration: 1 Minute per CL

Saving Throw: None

Spell Resistance: No

You unleash a rusting force on a worn piece of metal armor. The target of the spell has their armor bonus halved for as long as the spell persists. This spell may also be used on a creature made of metal to half any Armor Bonus or Natural Armor they receive to their AC. This causes no permanent damage to the armor or creature.