Olivia, Mobilized for War [Secret Lair Drop Series] Spirit Transform it into a third

Transform it into a third side that's a 3/3 Phyrexian Horror artifact creature

you create a tapped Treasure token

Set: Phyrexia: All Will Be One Type: Legendary Creature — Phyrexian Praetor Rarity: Mythic Cost: {5}{U}{U} Whenever you cast an artifact

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Set: Commander Masters Type: Legendary Creature — Dragon Avatar Rarity: Mythic Cost: {4}{W}{U}{B}{R}{G} Eminence — As long as The Ur-Dragon is in the command zone or on the battlefield

Olivia, Mobilized for War [Secret Lair Drop Series] Spirit Transform it into a thirdSet: Secret Lair Drop Series 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.