To the Slaughter [Shadows over Innistrad]

Set: Shadows over Innistrad Type: Instant Rarity: Rare Cost: {2}{B} Target player sacrifices a creature or planeswalker.Delirium — If there are four or more card types among cards in your graveyard, instead that player sacrifices a creature and a planeswalker. "Where has little Gossamer gone?" —Thaniel, Gatstaf shepherd