Animate Dead Finish:Nonfoil {T}: Prevent all combat damage

{T}: Prevent all combat damage that would be dealt by target attacking creature this turn

Whenever one or more other creatures die

they exile cards from the top of their library until they exile a nonland card that costs less

Leviathans

Create a 2/2 white Knight creature token with vigilance

Animate Dead Finish:Nonfoil {T}: Prevent all combat damageEnchant creature card in a graveyard When this Aura enters, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with this Aura." Return enchanted creature card to the battlefield under your control and attach this Aura to it. When this Aura leaves the battlefield, that creature's controller sacrifices it. Enchanted creature gets 1 0.