Pioneer Masters

Blackbloom Rogue | Creature | Human Rogue | Menace (This creature can't be blocked except by two or more creatures.) Blackbloom Rogue gets +3/+0 as long as an opponent has eight or more cards in their graveyard. | Jesper Ejsing

Crypt Incursion | Instant | | Exile all creature cards from target player's graveyard. You gain 3 life for each card exiled this way. | Svetlin Velinov

Dark Deal | Sorcery | | Each player discards all the cards in their hand, then draws that many cards minus one. | Brian Valeza

Fell Stinger | Creature | Zombie Scorpion | Deathtouch Exploit (When this creature enters, you may sacrifice a creature.) When Fell Stinger exploits a creature, target player draws two cards and loses 2 life. | Lars Grant-West

Nighthowler | Enchantment Creature | Horror | Bestow {2}{B}{B} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.) Nighthowler and enchanted creature each get +X/+X, where X is the number of creature cards in all graveyards. | Nils Hamm

Stab Wound | Enchantment | Aura | Enchant creature Enchanted creature gets -2/-2. At the beginning of the upkeep of enchanted creature's controller, that player loses 2 life. | David Astruga

Oath of Liliana | Legendary Enchantment | | When Oath of Liliana enters, each opponent sacrifices a creature of their choice. At the beginning of each end step, if a planeswalker entered the battlefield under your control this turn, create a 2/2 black Zombie creature token. | Wesley Burt

Ruinous Path | Sorcery | | Destroy target creature or planeswalker. Awaken 4—{5}{B}{B} (If you cast this spell for {5}{B}{B}, also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.) | Jaime Jones

Sin Collector | Creature | Human Cleric | When Sin Collector enters, target opponent reveals their hand. You choose an instant or sorcery card from it and exile that card. | Mike Bierek

Gift of Orzhova | Enchantment | Aura | Enchant creature Enchanted creature gets +1/+1 and has flying and lifelink. | Johannes Voss

Tomebound Lich | Creature | Zombie Wizard | Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) Lifelink (Damage dealt by this creature also causes you to gain that much life.) Whenever Tomebound Lich enters or deals combat damage to a player, draw a card, then discard a card. | Cristi Balanescu

Nightveil Specter | Creature | Specter | Flying Whenever Nightveil Specter deals combat damage to a player, that player exiles the top card of their library. You may play lands and cast spells from among cards exiled with Nightveil Specter. | Min Yum

Toil | Sorcery | | Target player draws two cards and loses 2 life. Fuse (You may cast one or both halves of this card from your hand.) | Nils Hamm

Nyx Weaver | Enchantment Creature | Spider | Reach At the beginning of your upkeep, mill two cards. (Put the top two cards of your library into your graveyard.) {1}{B}{G}, Exile Nyx Weaver: Return target card from your graveyard to your hand. | Jack Wang