The Rollercrusher Ride (0298) [Duskmourn: House of Horror]

Set: Duskmourn: House of Horror Type: Legendary Enchantment Rarity: Mythic Cost: {X}{2}{R} Delirium — If a source you control would deal noncombat damage to a permanent or player while there are four or more card types among cards in your graveyard, it deals double that damage instead.When The Rollercrusher Ride enters, it deals X damage to each of up to X target creatures.