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Nissa Vital Force specifically hurt Protector as she offers a recursion effect as well while being a much more reasonable return of power for the mana

So this single card, which has a single entry in Gatherer, actually has 10 total distinct printings for our counting purposes

I would round out the broken list with Sol Ring, Library of Alexandria, Mana Vault, Mana Crypt, and Ancestral Recall

A disguise ability allows you to do so

Check out the running list of error cards on Bulbapedias website

Except for the difference regarding what type of permanent they can be attached to, Fortifications and Equipment follow the same rules