Mind Stone

{T}: Add {C}.
{1}, {T}, Sacrifice this artifact: Draw a card.

Bone Saw

Equipped creature gets +1/+0.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Cosmotronic Wave

Cosmotronic Wave deals 1 damage to each creature your opponents control. Creatures your opponents control can't block this turn.

Emberstrike Duo

Whenever you cast a black spell, this creature gets +1/+1 until end of turn.
Whenever you cast a red spell, this creature gains first strike until end of turn.

Murderous Redcap

When this creature enters, it deals damage equal to its power to any target.
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.)

Infuriate

Target creature gets +3/+2 until end of turn.

Altar's Reap

As an additional cost to cast this spell, sacrifice a creature.
Draw two cards.

Rakdos Guildgate

This land enters tapped.
{T}: Add {B} or {R}.

Anger

Haste
As long as this card is in your graveyard and you control a Mountain, creatures you control have haste.

Disentomb

Return target creature card from your graveyard to your hand.

Rakdos Locket

{T}: Add {B} or {R}.
{B/R}{B/R}{B/R}{B/R}, {T}, Sacrifice this artifact: Draw two cards.

Burning Prophet

Whenever you cast a noncreature spell, this creature gets +1/+0 until end of turn, then scry 1.

Dead Weight

Enchant creature
Enchanted creature gets -2/-2.

Bloodtallow Candle

{6}, {T}, Sacrifice this artifact: Target creature gets -5/-5 until end of turn.

Gut, True Soul Zealot

Whenever you attack, you may sacrifice another creature or an artifact. If you do, create a 4/1 black Skeleton creature token with menace that's tapped and attacking. (It can't be blocked except by two or more creatures.)
Choose a Background (You can have a Background as a second commander.)

Bloodstone Cameo

Darkblast

Target creature gets -1/-1 until end of turn.
Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return this card from your graveyard to your hand.)

Ashling the Pilgrim

{1}{R}: Put a +1/+1 counter on Ashling. If this is the third time this ability has resolved this turn, remove all +1/+1 counters from Ashling, and it deals that much damage to each creature and each player.

Ghitu Lavarunner

As long as there are two or more instant and/or sorcery cards in your graveyard, this creature gets +1/+0 and has haste. (It can attack and {T} as soon as it comes under your control.)

Moment of Craving

Target creature gets -2/-2 until end of turn. You gain 2 life.

Ember Beast

This creature can't attack or block alone.

Grotesque Demise

Exile target creature with power 3 or less.

Act of Treason

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.

Blight-Breath Catoblepas

When this creature enters, target creature an opponent controls gets -X/-X until end of turn, where X is your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Goblin Smuggler

Haste (This creature can attack and {T} as soon as it comes under your control.)
{T}: Another target creature with power 2 or less can't be blocked this turn.

Charcoal Diamond

This artifact enters tapped.
{T}: Add {B}.

Bloodcrazed Goblin

This creature can't attack unless an opponent has been dealt damage this turn.

Dread Slag

Trample
This creature gets -4/-4 for each card in your hand.

Manifold Key

{1}, {T}: Untap another target artifact.
{3}, {T}: Target creature can't be blocked this turn.

Balduvian Horde

When this creature enters, sacrifice it unless you discard a card at random.

Fire Diamond

This artifact enters tapped.
{T}: Add {R}.

Banehound

Boon of Erebos

Target creature gets +2/+0 until end of turn. Regenerate it. You lose 2 life.

Black Cat

When this creature dies, target opponent discards a card at random.

Heartfire

As an additional cost to cast this spell, sacrifice a creature or planeswalker.
Heartfire deals 4 damage to any target.

Consuming Vapors

Target player sacrifices a creature of their choice. You gain life equal to that creature's toughness.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Goblin Fireslinger

{T}: This creature deals 1 damage to target player or planeswalker.

Goblin War Paint

Enchant creature
Enchanted creature gets +2/+2 and has haste.

Bloodstone Goblin

Whenever you cast a spell, if that spell was kicked, this creature gets +1/+1 and gains menace until end of turn. (It can't be blocked except by two or more creatures.)

Doom Blade

Swamp

Rakdos Signet

Cast Down

Bloodsworn Steward

Flying
Commander creatures you control get +2/+2 and have haste.

Bone Splinters

As an additional cost to cast this spell, sacrifice a creature.
Destroy target creature.

Bloodmist Infiltrator

Whenever this creature attacks, you may sacrifice another creature. If you do, this creature can't be blocked this turn.

Blood Glutton

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Goblin Trailblazer

Menace (This creature can't be blocked except by two or more creatures.)

Boneclad Necromancer

When this creature enters, you may exile target creature card from a graveyard. If you do, create a 2/2 black Zombie creature token.

Blood Bairn

Sacrifice another creature: This creature gets +2/+2 until end of turn.

Bombard

Bombard deals 4 damage to target creature.

Agonizing Syphon

Agonizing Syphon deals 3 damage to any target and you gain 3 life.

Mana Geode

When this artifact enters, scry 1.
{T}: Add one mana of any color.

Magma Jet

Magma Jet deals 2 damage to any target. Scry 2.

Gruesome Fate

Each opponent loses 1 life for each creature you control.

Cry of Contrition

Target player discards a card.
Haunt (When this spell card is put into a graveyard after resolving, exile it haunting target creature.)
When the creature this card haunts dies, target player discards a card.

Mountain

Deathbloom Thallid

When this creature dies, create a 1/1 green Saproling creature token.

Meteor Golem

When this creature enters, destroy target nonland permanent an opponent controls.

Deadpool, Trading Card

As Deadpool enters, you may exchange his text box and another creature's.
At the beginning of your upkeep, you lose 3 life.
{3}, Sacrifice this creature: Each other player draws a card.

Dark Bargain

Look at the top three cards of your library. Put two of them into your hand and the other into your graveyard. Dark Bargain deals 2 damage to you.

Ghitu Journeymage

When this creature enters, if you control another Wizard, this creature deals 2 damage to each opponent.

Fanatic of Mogis

When this creature enters, it deals damage to each opponent equal to your devotion to red. (Each {R} in the mana costs of permanents you control counts toward your devotion to red.)

Collateral Damage

As an additional cost to cast this spell, sacrifice a creature.
Collateral Damage deals 3 damage to any target.

Goblin Taskmaster

{1}{R}: Target Goblin creature gets +1/+0 until end of turn.
Morph {R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Blightcaster

Whenever you cast an enchantment spell, you may have target creature get -2/-2 until end of turn.

Lightning Strike

Lightning Strike deals 3 damage to any target.

Dark Inquiry

Target opponent reveals their hand. You choose a nonland card from it. That player discards that card.

Brazen Dwarf

Whenever you roll one or more dice, this creature deals 1 damage to each opponent.