40K-17 Triumph of Saint Katherine

Lifelink
Praesidium Protectiva - When this creature is put into your graveyard from the battlefield, exile it and the top six cards of your library in a face-down pile. If you do, shuffle that pile and put it back on top of your library.
Miracle (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)