You may cast this spell as though it had flash. If you cast it any time a sorcery couldn t have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step.

When this enchantment enters, if it s on the battlefield, it becomes an Aura with "enchant creature put onto the battlefield with Necromancy." Put target creature card from a graveyard onto the battlefield under your control and attach this enchantment to it. When this enchantment leaves the battlefield, that creature s controller sacrifices it.