Tezzeret’s Gambit

( can be paid with either or 2 life.)
Draw two cards, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Sorin’s Thirst

Sorin’s Thirst deals 2 damage to target creature and you gain 2 life.

Corpse Knight

Whenever another creature you control enters, each opponent loses 1 life.

Vengeful Warchief

Whenever you lose life for the first time each turn, put a +1/+1 counter on Vengeful Warchief. (Damage causes loss of life.)

Corpse Knight

Whenever another creature you control enters, each opponent loses 1 life.

Gruesome Scourger

When Gruesome Scourger enters, it deals damage to target opponent or planeswalker equal to the number of creatures you control.

Rabid Bite

Target creature you control deals damage equal to its power to target creature you don’t control.

Corpse Knight

Whenever another creature you control enters, each opponent loses 1 life.

Slum Reaper

When Slum Reaper enters, each player sacrifices a creature of their choice.

Magmaw

, Sacrifice a nonland permanent: Magmaw deals 1 damage to any target.

Glen Elendra Archmage

Flying
, Sacrifice Glen Elendra Archmage: Counter target noncreature spell.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner’s control with a -1/-1 counter on it.)

Wild Hunger

Target creature gets +3/+1 and gains trample until end of turn.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Warped Physique

Target creature gets +X/-X until end of turn, where X is the number of cards in your hand.

Slum Reaper

When Slum Reaper enters, each player sacrifices a creature of their choice.

Consuming Aberration

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.

Acidic Slime

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
When Acidic Slime enters, destroy target artifact, enchantment, or land.

Horizon Scholar

Flying
When Horizon Scholar enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Rabid Bite

Target creature you control deals damage equal to its power to target creature you don’t control.

Bred for the Hunt

Whenever a creature you control with a +1/+1 counter on it deals combat damage to a player, you may draw a card.

Tezzeret’s Gambit

( can be paid with either or 2 life.)
Draw two cards, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Mind’s Eye

Whenever an opponent draws a card, you may pay . If you do, draw a card.

Acidic Slime

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
When Acidic Slime enters, destroy target artifact, enchantment, or land.