Target creature gets -3/-0 until end of turn.
Target creature gets -0/-3 until end of turn.

Flying, trample
At the beginning of your upkeep, sacrifice a non-Zombie creature, then create a 2/2 black Zombie creature token.

Enchant creature
When enchanted creature dies, that creature's controller loses life equal to its toughness.

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

Equipped creature gets +2/+2 and has trample and lifelink.
Equip

Red creatures you control have first strike.

Haste
Wither (This deals damage to creatures in the form of -1/-1 counters.)

Sacrifice Brindle Boar: You gain 4 life.

When Caustic Hound dies, each player loses 4 life.

Other Zombie creatures you control get +1/+1.
, : Exile target creature card from a graveyard. Create a 2/2 black Zombie creature token.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
When Core Prowler dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Corrupt deals damage to any target equal to the number of Swamps you control. You gain life equal to the damage dealt this way.

Choose a nonland card name. Search target player's graveyard, hand, and library for all cards with that name and exile them. Then that player shuffles their library.

Trample
At the beginning of your upkeep, sacrifice a creature. You gain life equal to that creature's toughness.

Sacrifice a creature: Dross Hopper gains flying until end of turn.

Wither (This deals damage to creatures in the form of -1/-1 counters.)
: Duergar Cave-Guard gets +1/+0 until end of turn.

When Duergar Hedge-Mage enters the battlefield, if you control two or more Mountains, you may destroy target artifact.
When Duergar Hedge-Mage enters the battlefield, if you control two or more Plains, you may destroy target enchantment.

Enchant creature
Enchanted creature gets +3/+3 and has flying.
Whenever enchanted creature deals damage to a player, that player discards two cards.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Transfigure (, Sacrifice this creature: Search your library for a creature card with the same converted mana cost as this creature and put that card onto the battlefield. Then shuffle your library. Transfigure only as a sorcery.)