Carnival of Souls [Urza's Destiny] 159 [Security] Play this card without

[Security] Play this card without paying the cost

As long as Houond of Urabrask has an oil counter on it

The reasons

Set: Xros Encounter Pre-Release Cards Card type: Digimon Rarity: Uncommon Digi type: Beast/Bagra Army Play Cost: 4 Form: Rookie Attribute: Virus Digivolve Cost: 0 Digivolve Cost Level: 2 [On Play] Reveal the top 4 cards of your deck

For each of them

Carnival of Souls [Urza's Destiny] 159 [Security] Play this card withoutSet: Urza's Destiny Type: Enchantment Rarity: Rare Cost: {1}{B} Whenever a creature enters the battlefield, you lose 1 life and add {B}. "'Davvol, blast those elves.' 'Davvol, transport those troops.' No one cares that today is my birthday."