Magnus, Master of Magic

+2: Return Target card from Exile and shuffle it into it's owners deck.
-3: Search your deck for a "Legendary Creature" Spell and Summon it to the field. This card gains the ability "This summon cannot be stopped".
-12: Creates a +20/+20 "Magnus The Mighty" Creature Token with; Vigilance, Double-Strike, Hexproof, and Flying