Iron Bones

Magic of Faerûn (Mag)Updated Forgotten Realms (3.0)

Iron Bones is a D&D 3.5 spell (Transmutation) from Mag. On class lists for Sorcerer (Level 4), Wizard (Level 4), Cleric (Level 4), and others. Range or area: Touch; Saving throw: Will negates (harmless); Duration: 10 minutes/level; Casting time: 1 standard action.

School
Transmutation
Casting Time
1 standard action
Components
V, S, F
Range
Touch
Target
One corporeal undead
Duration
10 minutes/level
Saving Throw
Will negates (harmless)
Spell Resistance
Yes (harmless)

As stone bones, except the target creature’s skeleton changes to iron.
The creature gains a +5 natural armor bonus to AC.
Focus: A miniature skull made out of iron or steel.