Mortuary

Enchantment, 3B (4)
Whenever a creature is put into your graveyard from the battlefield, put that card on top of your library.¹
"Think of them not as failures but as works in progress." -Volrath
Illus. Robert Bliss

Gatherer Card Rulings [Nov 2009]

• 10/4/2004: This is not an optional ability.

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard, MTGO Classic
Printings (1/6)	Stronghold (Rare)