Haste

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

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

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

Sacrifice a creature: Add {C}{C}.

Whenever you discard a card, exile that card from your graveyard.

{2}, {T}: Draw a card, then discard a card.

{4}, {T}, Sacrifice Bag of Holding: Return all cards exiled with Bag of Holding to their owner's hand.

This spell costs {1} less to cast for each instant and sorcery card in your graveyard.

Prowess

When Bedlam Reveler enters the battlefield, discard your hand, then draw three cards.

This spell costs {1} less to cast for each creature on the battlefield.

Blasphemous Act deals 13 damage to each creature.

Blast Zone enters the battlefield with a charge counter on it.

{T}: Add {C}.

{X}{X}, {T}: Put X charge counters on Blast Zone.

{3}, {T}, Sacrifice Blast Zone: Destroy each nonland permanent with mana value equal to the number of charge counters on Blast Zone.

{T}: Add {C}.

{2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.

Each player draws three cards, then discards three cards at random.

As Caged Sun enters the battlefield, choose a color.

Creatures you control of the chosen color get +1/+1.

Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color.

Castle Embereth enters the battlefield tapped unless you control a Mountain.

{T}: Add {R}.

{1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

Whenever a creature you control with power 1 or less attacks, Cavalcade of Calamity deals 1 damage to the player or planeswalker that creature is attacking.

Chained Brute doesn't untap during your untap step.

{1}, Sacrifice another creature: Untap Chained Brute. Activate only during your turn.

+1: Discard a card. If a red card is discarded this way, Chandra Ablaze deals 4 damage to any target.

-2: Each player discards their hand, then draws three cards.

-7: Cast any number of red instant and/or sorcery cards from your graveyard without paying their mana costs.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

At the beginning of your upkeep, return an instant or sorcery card at random from your graveyard to your hand.

Whenever you cast an instant or sorcery spell, Charmbreaker Devils gets +4/+0 until end of turn.

{T}: Add one mana of any color.

{T}: Put a charge counter on Coalition Relic.

At the beginning of your precombat main phase, remove all charge counters from Coalition Relic. Add one mana of any color for each charge counter removed this way.

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

Coldsteel Heart enters the battlefield tapped.

As Coldsteel Heart enters the battlefield, choose a color.

{T}: Add one mana of the chosen color.

Escalate {1} (Pay this cost for each mode chosen beyond the first.)

Choose one or more --

• Target player discards all the cards in their hand, then draws that many cards.

• Collective Defiance deals 4 damage to target creature.

• Collective Defiance deals 3 damage to target opponent or planeswalker.

{T}: Add {C}.

{T}, Sacrifice Command Beacon: Put your commander into your hand from the command zone.

Draw four cards, then discard three cards at random.

Create two 1/1 red Devil creature tokens. They have "When this creature dies, it deals 1 damage to any target."

Destroy any number of target creatures. For each creature destroyed this way, its controller creates a 4/4 red Dragon creature token with flying.

Create four 1/1 red Devil creature tokens. They have "When this creature dies, it deals 1 damage to any target."

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

If another red source you control would deal damage to a permanent or player, it deals that much damage plus 1 to that permanent or player instead.

{2}, {T}: Draw a card. Activate only if you control three or more lands with the same name.

{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.

{T}: Add {C}.

{2}, {T}, Sacrifice Field of Ruin: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles.

First strike

If a source would deal damage to an opponent, it deals double that damage to that player instead.

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

You can cast spells only during your turn and you can cast no more than two spells each turn.

You may cast spells with mana value less than or equal to the number of lands you control without paying their mana costs.

Undying (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.)

Whenever Flayer of the Hatebound or another creature enters the battlefield from your graveyard, that creature deals damage equal to its power to any target.

When Forge Devil enters the battlefield, it deals 1 damage to target creature and 1 damage to you.

Search your library for a card, put that card into your hand, discard a card at random, then shuffle.

When Gang of Devils dies, it deals 3 damage divided as you choose among one, two, or three targets.

{T}: Add {C}.

{2}, {T}: Each player draws a card, then discards a card.

Whenever an opponent discards a card, you may draw a card.

When Gibbering Fiend enters the battlefield, it deals 1 damage to each opponent.

Delirium -- At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, Gibbering Fiend deals 1 damage to that player.

{T}: Add three mana of any one color.

Haste

Whenever you discard a card, Glint-Horn Buccaneer deals 1 damage to each opponent.

{1}{R}, Discard a card: Draw a card. Activate only if Glint-Horn Buccaneer is attacking.

Draw four cards, then discard three cards at random.

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

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Whenever you sacrifice a permanent, Havoc Jester deals 1 damage to any target.

{2}{R}: Target creature attacks this turn if able.

Haste

Whenever a creature you control attacks, Hellrider deals 1 damage to the player or planeswalker it's attacking.

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste.

Equip {5}

As Heraldic Banner enters the battlefield, choose a color.

Creatures you control of the chosen color get +1/+0.

{T}: Add one mana of the chosen color.

{T}: Add {C}.

{T}, Sacrifice a creature: You gain 1 life.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

{1}, Sacrifice another creature: Put a +1/+1 counter on Hobblefiend.

{T}: Draw a card. Activate only if you created a token this turn.

{8}, {T}, Sacrifice Idol of Oblivion: Create a 10/10 colorless Eldrazi creature token.

Whenever a creature enters the battlefield under your control, Impact Tremors deals 1 damage to each opponent.

Trample, haste

When Impetuous Devils attacks, up to one target creature defending player controls blocks it this combat if able.

At the beginning of the end step, sacrifice Impetuous Devils.

Choose two --

• Incendiary Command deals 4 damage to target player or planeswalker.

• Incendiary Command deals 2 damage to each creature.

• Destroy target nonbasic land.

• Each player discards all the cards in their hand, then draws that many cards.

If another red source you control would deal damage to a permanent or player, it deals that much damage plus 1 to that permanent or player instead.

-2: Jaya, Venerated Firemage deals 2 damage to any target.

For each player, choose friend or foe. Each friend discards all cards from their hand, then draws that many cards plus one. Khorvath's Fury deals damage to each foe equal to the number of cards in their hand.

Choose a creature type. For each creature you control of the chosen type, create a token that's a copy of that creature. Those tokens gain haste. Exile them at the beginning of the next end step.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)

Equip {0}

{1}{R}, {T}, Sacrifice Magus of the Wheel: Each player discards their hand, then draws seven cards.

Make Mischief deals 1 damage to any target. Create a 1/1 red Devil creature token. It has "When this creature dies, it deals 1 damage to any target."

{T}: Add {C}.

{2}, {T}: Each player draws a card.

Whenever an opponent draws a card, you may pay {1}. If you do, draw a card.

({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}.)

({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}.)

Myriad Landscape enters the battlefield tapped.

{T}: Add {C}.

{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

{T}: Add {C}.

{2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

Nyx Lotus enters the battlefield tapped.

{T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

Sacrifice a creature: Add one mana of any color.

When Pitchburn Devils dies, it deals 3 damage to any target.

Price of Progress deals damage to each player equal to twice the number of nonbasic lands that player controls.

Indestructible

As long as your devotion to red is less than five, Purphoros isn't a creature.

Whenever another creature enters the battlefield under your control, Purphoros deals 2 damage to each opponent.

{2}{R}: Creatures you control get +1/+0 until end of turn.

Whenever a creature you control with power 2 or less attacks, Raid Bombardment deals 1 damage to the player or planeswalker that creature is attacking.

Each player discards their hand, then draws seven cards.

Miracle {1}{R} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Landfall -- Whenever a land enters the battlefield under your control, choose one --

• Target creature gets +2/+0 until end of turn.

• Target creature can't block this turn.

Trample

When Rowdy Crew enters the battlefield, draw three cards, then discard two cards at random. If two cards that share a card type are discarded this way, put two +1/+1 counters on Rowdy Crew.

{2}{R}: Scalding Devil deals 1 damage to target player or planeswalker.

When Scourge Devil enters the battlefield, creatures you control get +1/+0 until end of turn.

Unearth {2}{R} ({2}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Whenever a creature you control attacks, it gets +1/+0 until end of turn for each other attacking creature that shares a creature type with it.

Menace

At the beginning of your upkeep, reveal the top card of your library. Any opponent may have you put that card into your graveyard. If a player does, Sin Prodder deals damage to that player equal to that card's mana value. Otherwise, put that card into your hand.

{T}: Add {C}{C}.

As long as it's your turn, Spiteful Prankster has first strike.

Whenever another creature dies, Spiteful Prankster deals 1 damage to target player or planeswalker.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)

Equip {1}

Changeling (This card is every creature type.)

Whenever an opponent casts a spell, you may put a +1/+1 counter on Taurean Mauler.

Whenever Tectonic Giant attacks or becomes the target of a spell an opponent controls, choose one --

• Tectonic Giant deals 3 damage to each opponent.

• Exile the top two cards of your library. Choose one of them. Until the end of your next turn, you may play that card.

{T}: Each player draws a card.

When Tibalt's Rager dies, it deals 1 damage to any target.

{1}{R}: Tibalt's Rager gets +2/+0 until end of turn.

Your opponents can't gain life.

-2: Create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

+1: Draw a card, then discard a card at random.

-4: Tibalt, the Fiend-Blooded deals damage equal to the number of cards in target player's hand to that player.

-6: Gain control of all creatures until end of turn. Untap them. They gain haste until end of turn.

If a red source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 2 instead.

{R}, Sacrifice Torch Fiend: Destroy target artifact.

Colorless spells you cast cost {2} less to cast.

+1: Exile the top card of your library face down and look at it. Create a 2/2 colorless Spirit creature token. When that token leaves the battlefield, put the exiled card into your hand.

-3: Destroy target permanent that's one or more colors.

Put any number of cards from your hand on the bottom of your library, then draw that many cards plus one.

Valakut Stoneforge enters the battlefield tapped.

{T}: Add {R}.

Landfall -- Whenever a land enters the battlefield under your control, exile the top card of your library. You may play that card for as long as it remains exiled.

At the beginning of your end step, if there are cards exiled with Valakut Exploration, put them into their owner's graveyard, then Valakut Exploration deals that much damage to each opponent.

Valakut, the Molten Pinnacle enters the battlefield tapped.

Whenever a Mountain enters the battlefield under your control, if you control at least five other Mountains, you may have Valakut, the Molten Pinnacle deal 3 damage to any target.

{T}: Add {R}.

Destroy target artifact you don't control.

Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Haste

Morbid -- {T}: Vengeful Devil deals 1 damage to any target. Activate only if a creature died this turn.

When Vexing Devil enters the battlefield, any opponent may have it deal 4 damage to them. If a player does, sacrifice Vexing Devil.

{T}: Add {C}.

{3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.

{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Suspend 4--{1}{R} (Rather than cast this card from your hand, pay {1}{R} and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

Each player discards their hand, then draws seven cards.

When Wildfire Devils enters the battlefield and at the beginning of your upkeep, choose a player at random. That player exiles an instant or sorcery card from their graveyard. Copy that card. You may cast the copy without paying its mana cost.

Each player shuffles the cards from their hand into their library, then draws that many cards.

Whenever an opponent draws their first card each turn, if it's not their turn, you create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

Whenever one or more Devils you control attack one or more players, you and those players each draw a card, then discard a card at random.