"Blades dull and armor dents. Marisi taught us that instinct is the only thing a true warrior needs." —Ajani
Official Rulings for Nacatl Savage
2/1/2009 : "Protection from artifacts" means the following:-- Nacatl Savage can't be blocked by artifact creatures.-- Nacatl Savage can't be equipped. It also can't be enchanted by Auras that have somehow become artifacts in addition to enchantments.-- Nacatl Savage can't be targeted by abilities from artifact sources.-- All damage that would be dealt to Nacatl Savage by artifact sources is prevented.