Crypt Ghast | Creature | Spirit | Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)
Whenever you tap a Swamp for mana, add an additional {B}. | Chris Rahn
Ogre Slumlord | Creature | Ogre Rogue | Whenever another nontoken creature dies, you may create a 1/1 black Rat creature token.
Rats you control have deathtouch. | Trevor Claxton
Sepulchral Primordial | Creature | Avatar | Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)
When Sepulchral Primordial enters the battlefield, for each opponent, you may put up to one target creature card from that player's graveyard onto the battlefield under your control. | Stephan Martiniere
Undercity Plague | Sorcery | | Target player loses 1 life, discards a card, then sacrifices a permanent.
Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.) | Vincent Proce
Alms Beast | Creature | Beast | Creatures blocking or blocked by Alms Beast have lifelink. | Dan Scott
High Priest of Penance | Creature | Human Cleric | Whenever High Priest of Penance is dealt damage, you may destroy target nonland permanent. | Mark Zug
Merciless Eviction | Sorcery | | Choose one —
• Exile all artifacts.
• Exile all creatures.
• Exile all enchantments.
• Exile all planeswalkers. | Richard Wright
Treasury Thrull | Creature | Thrull | Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)
Whenever Treasury Thrull attacks, you may return target artifact, creature, or enchantment card from your graveyard to your hand. | Mark Zug
Immortal Servitude | Sorcery | | Return each creature card with mana value X from your graveyard to the battlefield. | Seb McKinnon
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
Mind Grind | Sorcery | | Each opponent reveals cards from the top of their library until they reveal X land cards, then puts all cards revealed this way into their graveyard. X can't be 0. | Daarken
Soul Ransom | Enchantment | Aura | Enchant creature
You control enchanted creature.
Discard two cards: Soul Ransom's controller sacrifices it, then draws two cards. Only your opponents may activate this ability. | Steve Argyle
Whispering Madness | Sorcery | | Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.
Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.) | Clint Cearley
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
Godless Shrine | Land | Plains Swamp | ({T}: Add {W} or {B}.)
As Godless Shrine enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped. | Cliff Childs
Watery Grave | Land | Island Swamp | ({T}: Add {U} or {B}.)
As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped. | Raymond Swanland