Drowned Catacomb

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp.
: Add or .

Prey Upon

Target creature you control fights target creature you don’t control. (Each deals damage equal to its power to the other.)

Planewide Disaster

When you encounter Planewide Disaster, destroy all creatures. (Then planeswalk away from this phenomenon.)

Cadaver Imp

Flying
When Cadaver Imp enters the battlefield, you may return target creature card from your graveyard to your hand.

Gavony

All creatures have vigilance.
Whenever you roll , creatures you control gain indestructible until end of turn.

Lightning Mauler

Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.)
As long as Lightning Mauler is paired with another creature, both creatures have haste.

Rotcrown Ghoul

When Rotcrown Ghoul dies, target player mills five cards.

Dread Slaver

Whenever a creature dealt damage by Dread Slaver this turn dies, return it to the battlefield under your control. That creature is a black Zombie in addition to its other colors and types.

Guise of Fire

Enchant creature
Enchanted creature gets +1/-1 and attacks each combat if able.

Undead Executioner

When Undead Executioner dies, you may have target creature get -2/-2 until end of turn.

Gravecrawler

Gravecrawler can’t block.
You may cast Gravecrawler from your graveyard as long as you control a Zombie.

Pillar of Flame

Pillar of Flame deals 2 damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

Curse of Thirst

Enchant player
At the beginning of enchanted player’s upkeep, Curse of Thirst deals damage to that player equal to the number of Curses attached to them.

Mindshrieker

Flying
: Target player mills a card. Mindshrieker gets +X/+X until end of turn, where X is the milled card’s converted mana cost.

Tribute to Hunger

Target opponent sacrifices a creature. You gain life equal to that creature’s toughness.

Prey Upon

Target creature you control fights target creature you don’t control. (Each deals damage equal to its power to the other.)

Unbreathing Horde

Unbreathing Horde enters the battlefield with a +1/+1 counter on it for each other Zombie you control and each Zombie card in your graveyard.
If Unbreathing Horde would be dealt damage, prevent that damage and remove a +1/+1 counter from it.

Slavering Nulls

Whenever Slavering Nulls deals combat damage to a player, if you control a Swamp, you may have that player discard a card.

Drowned Catacomb

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp.
: Add or .

Stonehorn Dignitary

When Stonehorn Dignitary enters the battlefield, target opponent skips their next combat phase.

Carnage Wurm

Bloodthirst 3 (If an opponent was dealt damage this turn, this creature enters the battlefield with three +1/+1 counters on it.)
Trample (This creature can deal excess combat damage to the player or planeswalker it’s attacking.)