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PRaven Guild Master
Raven Guild Master
Creature — Human Wizard MutantSCGrare
Whenever this creature deals combat damage to a player, that player exiles the top ten cards of their library.
Morph 
(You may cast this card face down as a 2/2 creature for 
. Turn it face up any time for its morph cost.)
1/1
Rulings1
2015-02-25Each of the creature cards can have mana value 3 or less. It's not the total mana value of the two cards.