Encylopetia {1}{U}{R}

Enchantment Creature - Elemental Study
Archive 5 (As this enters the battlefield, shuffle the top five cards of your main library into a new face up library. Sacrifice this after the archived library is empty.)
Encylopetia's power and toughness are each equal to the number of cards in the archived library.
At the beginning of your upkeep, exile a card from the archived library at random. You may play it this turn.
  • Encylopetia is legal in every format.
  • Over the Horizon (rare)

View gallery of all printings