Tishana, Voice of Thunder [Ixalan Prerelease Promos] Magic 2015 you may petition to have

you may petition to have them returned

Set: Battle for Zendikar Prerelease Promos Type: Creature — Eldrazi Rarity: Rare Cost: {10} When you cast this spell

Whenever an opponent discards a noncreature

Whenever an artifact you control is put into a graveyard from the battlefield

Deep within the Cabal's vault

Tishana, Voice of Thunder [Ixalan Prerelease Promos] Magic 2015 you may petition to haveSet: Ixalan Prerelease Promos Type: Legendary Creature Merfolk Shaman Rarity: Mythic Cost: {5}{G}{U} Tishana, Voice of Thunder's power and toughness are each equal to the number of cards in your hand. You have no maximum hand size. When Tishana enters the battlefield, draw a card for each creature you control.