Blood Bairn | Creature | Vampire | Sacrifice another creature: Blood Bairn gets +2/+2 until end of turn. | Ryan Yee
Dark Prophecy | Enchantment | | Whenever a creature you control dies, you draw a card and you lose 1 life. | Scott Chou
Grim Return | Instant | | Choose target creature card in a graveyard that was put there from the battlefield this turn. Put that card onto the battlefield under your control. | Seb McKinnon
Lifebane Zombie | Creature | Zombie Warrior | Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)
When Lifebane Zombie enters the battlefield, target opponent reveals their hand. You choose a green or white creature card from it and exile that card. | Min Yum
Mind Rot | Sorcery | | Target player discards two cards. | Steve Luke
Quag Sickness | Enchantment | Aura | Enchant creature
Enchanted creature gets -1/-1 for each Swamp you control. | Martina Pilcerova
Syphon Sliver | Creature | Sliver | Sliver creatures you control have lifelink. (Damage dealt by a Sliver creature you control also causes you to gain that much life.) | Tyler Jacobson
Undead Minotaur | Creature | Zombie Minotaur | | Karl Kopinski
Xathrid Necromancer | Creature | Human Wizard | Whenever Xathrid Necromancer or another Human creature you control dies, create a tapped 2/2 black Zombie creature token. | Maciej Kuciara