Abyssal Harvester | Creature | Demon Warlock | {T}: Exile target creature card from a graveyard that was put there this turn. Create a token that's a copy of it, except it's a Nightmare in addition to its other types. Then exile all other Nightmare tokens you control. | Diana Franco
Blasphemous Edict | Sorcery | | You may pay {B} rather than pay this spell's mana cost if there are thirteen or more creatures on the battlefield.
Each player sacrifices thirteen creatures of their choice. | Andrew Mar
High-Society Hunter | Creature | Vampire Noble | Flying
Whenever this creature attacks, you may sacrifice another creature. If you do, put a +1/+1 counter on this creature.
Whenever another nontoken creature dies, draw a card. | Daneen Wilkerson
Nine-Lives Familiar | Creature | Cat | This creature enters with eight revival counters on it if you cast it.
When this creature dies, if it had a revival counter on it, return it to the battlefield with one fewer revival counter on it at the beginning of the next end step. | Bram Sels
Tinybones, Bauble Burglar | Legendary Creature | Skeleton Rogue | Whenever an opponent discards a card, exile it from their graveyard with a stash counter on it.
During your turn, you may play cards you don't own with stash counters on them from exile, and mana of any type can be spent to cast those spells.
{3}{B}, {T}: Each opponent discards a card. Activate only as a sorcery. | Leonardo Santanna
Zul Ashur, Lich Lord | Legendary Creature | Zombie Warlock | Ward—Pay 2 life. (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays 2 life.)
{T}: You may cast target Zombie creature card from your graveyard this turn. | Raluca Marinescu
Painful Quandary | Enchantment | | Whenever an opponent casts a spell, that player loses 5 life unless they discard a card. | David Palumbo
Phyrexian Arena | Enchantment | | At the beginning of your upkeep, you draw a card and you lose 1 life. | Svetlin Velinov
Rune-Scarred Demon | Creature | Demon | Flying
When Rune-Scarred Demon enters, search your library for a card, put it into your hand, then shuffle. | Michael Komarck
Elenda, Saint of Dusk | Legendary Creature | Vampire Knight | Lifelink, hexproof from instants
As long as your life total is greater than your starting life total, Elenda gets +1/+1 and has menace. Elenda gets an additional +5/+5 as long as your life total is at least 10 greater than your starting life total. | Chris Rahn
Consuming Aberration | Creature | Horror | Consuming Aberration's power and toughness are each equal to the number of cards in your opponents' graveyards.
Whenever you cast a spell, each opponent reveals cards from the top of their library until they reveal a land card, then puts those cards into their graveyard. | Karl Kopinski
Alesha, Who Laughs at Fate | Legendary Creature | Human Warrior | First strike
Whenever Alesha attacks, put a +1/+1 counter on it.
Raid — At the beginning of your end step, if you attacked this turn, return target creature card with mana value less than or equal to Alesha's power from your graveyard to the battlefield. | Ekaterina Burmak
Maelstrom Pulse | Sorcery | | Destroy target nonland permanent and all other permanents with the same name as that permanent. | John Avon
Lathril, Blade of the Elves | Legendary Creature | Elf Noble | Menace
Whenever Lathril, Blade of the Elves deals combat damage to a player, create that many 1/1 green Elf Warrior creature tokens.
{T}, Tap ten untapped Elves you control: Each opponent loses 10 life and you gain 10 life. | Caroline Gariba