The Lost Caverns of Ixalan

Acolyte of Aclazotz | Creature | Vampire Cleric | {T}, Sacrifice another creature or artifact: Each opponent loses 1 life and you gain 1 life. | Irina Nordsol

Another Chance | Instant | | You may mill two cards. Then return up to two creature cards from your graveyard to your hand. (To mill two cards, put the top two cards of your library into your graveyard.) | Irina Nordsol

Corpses of the Lost | Enchantment | | Skeletons you control get +1/+0 and have haste. When Corpses of the Lost enters the battlefield, create a 2/2 black Skeleton Pirate creature token. At the beginning of your end step, if you descended this turn, you may pay 1 life. If you do, return Corpses of the Lost to its owner's hand. (You descended if a permanent card was put into your graveyard from anywhere.) | Izzy

Deep Goblin Skulltaker | Creature | Goblin Warrior | Menace At the beginning of your end step, if you descended this turn, put a +1/+1 counter on Deep Goblin Skulltaker. (You descended if a permanent card was put into your graveyard from anywhere.) | Cristi Balanescu

Join the Dead | Instant | | Target creature gets -5/-5 until end of turn. Descend 4 — That creature gets -10/-10 until end of turn instead if there are four or more permanent cards in your graveyard. | Olivier Bernard

Malicious Eclipse | Sorcery | | All creatures get -2/-2 until end of turn. If a creature an opponent controls would die this turn, exile it instead. | Campbell White

Preacher of the Schism | Creature | Vampire Cleric | Deathtouch Whenever Preacher of the Schism attacks the player with the most life or tied for most life, create a 1/1 white Vampire creature token with lifelink. Whenever Preacher of the Schism attacks while you have the most life or are tied for most life, you draw a card and you lose 1 life. | Donato Giancola

Screaming Phantom | Creature | Spirit | Flying Whenever Screaming Phantom attacks, mill a card. (Put the top card of your library into your graveyard.) | Halil Ural

Soulcoil Viper | Creature | Snake | {B}, {T}, Sacrifice Soulcoil Viper: Return target creature card from your graveyard to the battlefield with a finality counter on it. Activate only as a sorcery. (If a creature with a finality counter on it would die, exile it instead.) | Allen Douglas

Stinging Cave Crawler | Creature | Insect Horror | Deathtouch Descend 4 — Whenever Stinging Cave Crawler attacks, if there are four or more permanent cards in your graveyard, you draw a card and you lose 1 life. | Dan Scott

Synapse Necromage | Creature | Fungus Wizard | When Synapse Necromage dies, create two 1/1 black Fungus creature tokens with "This creature can't block." | Piotr Foksowicz

Akawalli, the Seething Tower | Legendary Creature | Fungus | Descend 4 — As long as there are four or more permanent cards in your graveyard, Akawalli, the Seething Tower gets +2/+2 and has trample. Descend 8 — As long as there are eight or more permanent cards in your graveyard, Akawalli gets an additional +2/+2 and can't be blocked by more than one creature. | Simon Dominic

The Mycotyrant | Legendary Creature | Elder Fungus | Trample The Mycotyrant's power and toughness are each equal to the number of creatures you control that are Fungi and/or Saprolings. At the beginning of your end step, create X 1/1 black Fungus creature tokens with "This creature can't block," where X is the number of times you descended this turn. (You descend each time a permanent card is put into your graveyard from anywhere.) | Chase Stone

Squirming Emergence | Sorcery | | Fathomless descent — Return to the battlefield target nonland permanent card in your graveyard with mana value less than or equal to the number of permanent cards in your graveyard. | Simon Dominic