Sanctum Prelate 
Creature — Human Cleric
As this creature enters, choose a number. Noncreature spells with mana value equal to the chosen number can't be cast.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL