Triumph of Saint Katherine is a rare Creature — Human Warrior card from Warhammer 40,000 Commander (40K), collector number 17. Current market price: $3.61, TCGplayer market prices via Scryfall.
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 {1}{W} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)