Death's Oasis [Ikoria: Lair of Behemoths Prerelease Promos] 30th Anniversary History Promos where X is the number

where X is the number of artifacts you control

sacrifice a creature unless an opponent has three or more poison counters

Whenever you cast an instant or sorcery spell during your turn

{T}: Put target card from a graveyard on the bottom of its owner's library

Death's Oasis [Ikoria: Lair of Behemoths Prerelease Promos] 30th Anniversary History Promos where X is the numberSet: Ikoria: Lair of Behemoths Prerelease Promos Type: Enchantment Rarity: Rare Cost: {W}{B}{G} Whenever a nontoken creature you control dies, mill two cards. Then return a creature card with lesser converted mana cost than the creature that died from your graveyard to your hand. {1}, Sacrifice Death's Oasis: You gain life equal to the greatest converted mana cost among creatures you control.