Akoum Refuge enters the battlefield tapped.

When Akoum Refuge enters the battlefield, you gain 1 life.

{T}: Add {B} or {R}.

Annihilating Fire deals 3 damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

Whenever a creature you control attacks, it gets +2/+0 until end of turn and Anthem of Rakdos deals 1 damage to you.

Hellbent -- As long as you have no cards in hand, if a source you control would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

Flying

At the beginning of each opponent's end step, that player chooses up to two creatures they control, then sacrifices the rest.

Target creature gets +4/-4 until end of turn.

Banefire deals X damage to any target.

If X is 5 or more, this spell can't be countered and the damage can't be prevented.

Choose one --

• Barbed Lightning deals 3 damage to target creature.

• Barbed Lightning deals 3 damage to target player or planeswalker.

Entwine {2} (Choose both if you pay the entwine cost.)

Blaze deals X damage to any target.

Whenever Blood Artist or another creature dies, target player loses 1 life and you gain 1 life.

Bloodfell Caves enters the battlefield tapped.

When Bloodfell Caves enters the battlefield, you gain 1 life.

{T}: Add {B} or {R}.

Trample

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

Flying

At the beginning of your upkeep, target player draws a card and loses 1 life.

At the beginning of your upkeep, if you control a black permanent, you may put a +1/+1 counter on Bloodhall Ooze.

At the beginning of your upkeep, if you control a green permanent, you may put a +1/+1 counter on Bloodhall Ooze.

Breath of Malfegor deals 5 damage to each opponent.

Chandra's Fury deals 4 damage to target player or planeswalker and 1 damage to each creature that player or that planeswalker's controller controls.

Target creature you control deals damage equal to its power to each other creature and each opponent.

Chandra's Outrage deals 4 damage to target creature and 2 damage to that creature's controller.

Cinder Barrens enters the battlefield tapped.

{T}: Add {B} or {R}.

{T}: Add {C}.

{T}: Add {B} or {R}. Cinder Marsh doesn't untap during your next untap step.

{T}: Add one mana of any color in your commander's color identity.

Enchant creature

When Dark Favor enters the battlefield, you lose 1 life.

Enchanted creature gets +3/+1.

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

Exile all artifacts, creatures, and lands from the battlefield, all cards from all graveyards, and all cards from all hands.

Cycling {5}{R}{R} ({5}{R}{R}, Discard this card: Draw a card.)

When you cycle Decree of Annihilation, destroy all lands.

Flying

At the beginning of each player's upkeep, that player sacrifices a monocolored creature.

Defender

When Dragon Egg dies, create a 2/2 red Dragon creature token with flying and "{R}: This creature gets +1/+0 until end of turn."

Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain.

{T}: Add {B} or {R}.

Destroy target creature or planeswalker.

{1}{R}: Target creature can't block Duct Crawler this turn.

First strike, haste

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

Each other creature you control with a +1/+1 counter on it has haste.

Fiery Impulse deals 2 damage to target creature.

Spell mastery -- If there are two or more instant and/or sorcery cards in your graveyard, Fiery Impulse deals 3 damage instead.

Whenever Furnace Scamp deals combat damage to a player, you may sacrifice it. If you do, Furnace Scamp deals 3 damage to that player.

If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

Enchant creature

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

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

Grenzo, Dungeon Warden enters the battlefield with X +1/+1 counters on it.

{2}: Put the bottom card of your library into your graveyard. If it's a creature card with power less than or equal to Grenzo's power, put it onto the battlefield.

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

When Halo Hunter enters the battlefield, destroy target Angel.

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

{2}{B}{R}, Sacrifice Hellhole Flailer: Hellhole Flailer deals damage equal to its power to target player or planeswalker.

Whenever an opponent casts a spell, Kaervek the Merciless deals damage equal to that spell's mana value to any target.

Lightning Strike deals 3 damage to any target.

Flying

Whenever Lord of the Void deals combat damage to a player, exile the top seven cards of that player's library, then put a creature card from among them onto the battlefield under your control.

{2}, Sacrifice a creature: Lyzolda, the Blood Witch deals 2 damage to any target if the sacrificed creature was red. Draw a card if the sacrificed creature was black.

Flying

When Malfegor enters the battlefield, discard your hand. Each opponent sacrifices a creature for each card discarded this way.

When Mogis's Marauder enters the battlefield, up to X target creatures each gain intimidate and haste until end of turn, where X is your devotion to black. (A creature with intimidate can't be blocked except by artifact creatures and/or creatures that share a color with it. Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Return target creature card from your graveyard to your hand. Morgue Burst deals damage to any target equal to the power of the card returned this way.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

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

Rakdos Carnarium enters the battlefield tapped.

When Rakdos Carnarium enters the battlefield, return a land you control to its owner's hand.

{T}: Add {B}{R}.

Choose one --

• Exile target player's graveyard.

• Destroy target artifact.

• Each creature deals 1 damage to its controller.

{T}: Add {B} or {R}.

{B}{R}, {T}, Sacrifice Rakdos Cluestone: Draw a card.

Rakdos Guildgate enters the battlefield tapped.

{T}: Add {B} or {R}.

({B/R} can be paid with either {B} or {R}.)

{3}{B}, Discard a card: Target creature gets -2/-2 until end of turn.

{3}{R}: Create a 2/1 red Goblin creature token with haste. Exile it at the beginning of the next end step.

{T}: Rakdos Ickspitter deals 1 damage to target creature and that creature's controller loses 1 life.

{T}: Add {B} or {R}.

{B}{R}: Rakdos Keyrune becomes a 3/1 black and red Devil artifact creature with first strike until end of turn.

Lifelink, haste

First strike

Whenever Rakdos Ringleader deals combat damage to a player, that player discards a card at random.

{B}: Regenerate Rakdos Ringleader.

Haste

({B/R} can be paid with either {B} or {R}.)

Enchant creature

Enchanted creature gets +2/-1.

Searing Spear deals 3 damage to any target.

Whenever Slate Street Ruffian becomes blocked, defending player discards a card.

When Soulcage Fiend dies, each player loses 3 life.

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

First strike

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

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

As Tablet of the Guilds enters the battlefield, choose two colors.

Whenever you cast a spell, if it's at least one of the chosen colors, you gain 1 life for each of the chosen colors it is.

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

{1}{R}, Sacrifice another creature: Tymaret, the Murder King deals 2 damage to target player or planeswalker.

{1}{B}, Sacrifice a creature: Return Tymaret from your graveyard to your hand.

Target player discards their hand unless they pay 7 life.

Underworld Cerberus can't be blocked except by three or more creatures.

Cards in graveyards can't be the targets of spells or abilities.

When Underworld Cerberus dies, exile it and each player returns all creature cards from their graveyard to their hand.

Inspired -- Whenever Warchanter of Mogis becomes untapped, target creature you control gains intimidate until end of turn. (A creature with intimidate can't be blocked except by artifact creatures and/or creatures that share a color with it.)