{T}: Add {C}. Spend this mana only to cast an instant or sorcery spell. At the beginning of your upkeep, if there are three or more instant and/or sorcery cards in your graveyard, transform this creature.
Flying Whenever you cast an instant or sorcery spell, create a 1/1 blue Human Wizard creature token. Then if you control three or more Wizards, transform this creature.
Target opponent looks at the top four cards of your library and separates them into a face-down pile and a face-up pile. Put one pile into your hand and the other into your graveyard.
Whenever this creature attacks, you may exile another target nontoken creature. If you do, this creature becomes a copy of that creature until end of turn. Return the exiled card to the battlefield under its owner's control at the beginning of the next end step.
Flying Whenever another Spirit you control enters, this creature gets +1/+1 until end of turn. Sacrifice this creature: Counter target instant or sorcery spell unless its controller pays {X}, where X is this creature's power.