Animate Library ULST/11

Set: The List (Unfinity Foil Edition)
Collector Code: ULST/11
Name: Animate Library
Type: Enchantment — Aura
Oracle text: Enchant your library Enchanted library is an artifact creature on the battlefield with power and toughness each equal to the number of cards in it. It's still a library. If enchanted library would leave the battlefield, exile this Aura instead.
Rarity: Rare