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.

Goblin Warchief

Goblin spells you cast cost less to cast.
Goblins you control have haste.

Skeletonize

Skeletonize deals 3 damage to target creature. When a creature dealt damage this way dies this turn, create a 1/1 black Skeleton creature token with “: Regenerate this creature.”

Conflux

Search your library for a white card, a blue card, a black card, a red card, and a green card. Reveal those cards, put them into your hand, then shuffle.

Vorinclex, Voice of Hunger

Trample
Whenever you tap a land for mana, add one mana of any type that land produced.
Whenever an opponent taps a land for mana, that land doesn’t untap during its controller’s next untap step.

Malfegor

Flying
When Malfegor enters, discard your hand. Each opponent sacrifices a creature of their choice for each card discarded this way.

Rakdos Drake

Flying
Unleash (You may have this creature enter with a +1/+1 counter on it. It can’t block as long as it has a +1/+1 counter on it.)

Guard Duty

Enchant creature
Enchanted creature has defender.

Aether Vial

At the beginning of your upkeep, you may put a charge counter on Aether Vial.
: You may put a creature card with mana value equal to the number of charge counters on Aether Vial from your hand onto the battlefield.

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.

Krenko, Mob Boss

: Create X 1/1 red Goblin creature tokens, where X is the number of Goblins you control.

Atarka, World Render

Flying, trample
Whenever a Dragon you control attacks, it gains double strike until end of turn.

Steadfast Sentinel

Vigilance
Eternalize (, Exile this card from your graveyard: Create a token that’s a copy of it, except it’s a 4/4 black Zombie Human Cleric with no mana cost. Eternalize only as a sorcery.)

Reckless Spite

Destroy two target nonblack creatures. You lose 5 life.

Blood Tyrant

Flying, trample
At the beginning of your upkeep, each player loses 1 life. Put a +1/+1 counter on Blood Tyrant for each 1 life lost this way.
Whenever a player loses the game, put five +1/+1 counters on Blood Tyrant.

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.

Elvish Archdruid

Other Elf creatures you control get +1/+1.
: Add for each Elf you control.

Ezuri, Renegade Leader

: Regenerate another target Elf.
: Elf creatures you control get +3/+3 and gain trample until end of turn.