Valakut, the Molten Pinnacle [Zendikar Prerelease Promos] Eternal Duelist Soul then Special Summon this card

then Special Summon this card (from your hand or Graveyard)

) You can only use this effect of "Nibiru

To Tribute Summon this card

When there are no creatures on the battlefield

Set: Black & White: Next Destinies Type: Psychic Rarity: Holo Rare Retreat cost: Colorless

Valakut, the Molten Pinnacle [Zendikar Prerelease Promos] Eternal Duelist Soul then Special Summon this cardSet: Zendikar Prerelease Promos Type: Land Rarity: Rare Valakut, the Molten Pinnacle enters the battlefield tapped. Whenever a Mountain enters the battlefield under your control, if you control at least five other Mountains, you may have Valakut, the Molten Pinnacle deal 3 damage to any target. {T}: Add {R}.