Olivia, Mobilized for War [Shadows over Innistrad Prerelease Promos] Giant Warrior {T}: Double the amount of

{T}: Double the amount of each type of unspent mana you have

Set: Commander Anthology Type: Creature — Vampire Rarity: Uncommon Cost: {4}{B}{B} Flying

Now it burns in my mind

"When he reached the entrance of the cavern

Olivia, Mobilized for War [Shadows over Innistrad Prerelease Promos] Giant Warrior {T}: Double the amount ofSet: Shadows over Innistrad Prerelease Promos Type: Legendary Creature Vampire Knight Rarity: Mythic Cost: {1}{B}{R} Flying Whenever another creature enters the battlefield under your control, you may discard a card. If you do, put a +1 +1 counter on that creature, it gains haste until end of turn, and it becomes a Vampire in addition to its other types.