Acidic Soil deals damage to each player equal to the number of lands they control.

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

Arc Lightning deals 3 damage divided as you choose among one, two, or three targets.

Arc Trail deals 2 damage to any target and 1 damage to another target.

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.

+1: Chandra, Flame's Catalyst deals 3 damage to each opponent. −2: You may cast target red instant or sorcery card from your graveyard. If that spell would be put into your graveyard, exile it instead. −8: Discard your hand, then draw seven cards. Until end of turn, you may cast spells from your hand without paying their mana costs.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) If a source you control would deal damage to a permanent or player, it deals triple that damage instead.

Cone of Flame deals 1 damage to any target, 2 damage to another target, and 3 damage to a third target.

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

Defender Whenever you cast an instant or sorcery spell, Electrostatic Field deals 1 damage to each opponent.

When Fanatic of Mogis enters the battlefield, 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.)

If a red instant or sorcery spell you control would deal damage, it deals double that damage instead.

Whenever you cast a noncreature spell, Firebrand Archer deals 1 damage to each opponent.

Flame Rift deals 4 damage to each player.

Whenever you cast an instant or sorcery spell, Guttersnipe deals 2 damage to each opponent.

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

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

Incinerate deals 3 damage to any target. A creature dealt damage this way can't be regenerated this turn.

Whenever you cast a noncreature spell, Kessig Flamebreather deals 1 damage to each opponent.

Lightning Strike deals 3 damage to any target.

If a red or artifact source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 1 instead.

Pillar of Flame deals 2 damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

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.

At the beginning of each player's upkeep, Roiling Vortex deals 1 damage to them. Whenever a player casts a spell, if no mana was spent to cast that spell, Roiling Vortex deals 5 damage to that player. {R}: Your opponents can't gain life this turn.

Searing Blood deals 2 damage to target creature. When that creature dies this turn, Searing Blood deals 3 damage to the creature's controller.

If a source you control would deal noncombat damage to an opponent or a permanent an opponent controls, it deals double that damage to that player or permanent instead. {1}{R/P}{R/P}, Discard two cards: Put an indestructible counter on Solphim, Mayhem Dominus. ({R/P} can be paid with either {R} or 2 life.)

At the beginning of each player's upkeep, Sulfuric Vortex deals 2 damage to that player. If a player would gain life, that player gains no life instead.

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.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) If an ability of a Shaman or another Wizard you control triggers, that ability triggers an additional time.

At the beginning of your end step, if you descended this turn, create a Treasure token. (You descended if a permanent card was put into your graveyard from anywhere.)

Damage can't be prevented this turn. Flashback {R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

({T}: Add {R}.)

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}.

You have no maximum hand size. {T}: Add {C}.

({T}: Add {B}.)

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Other creatures you control get +1/+0. Whenever a nontoken creature you control dies, Judith, the Scourge Diva deals 1 damage to any target.

Haste Whenever you cast a noncreature spell, put an oil counter on Sawblade Scamp. {T}, Remove an oil counter from Sawblade Scamp: It deals 1 damage to each opponent.

Indestructible Whenever Brash Taunter is dealt damage, it deals that much damage to target opponent. {2}{R}, {T}: Brash Taunter fights another target creature.

All damage that would be dealt to you is dealt to equipped creature instead. Equip {3}

Equipped creature gets +1/+0 and has menace. (It can't be blocked except by two or more creatures.) Whenever equipped creature deals combat damage to a player or battle, create a Treasure token. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Haste Whenever Captain Lannery Storm attacks, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Whenever you sacrifice a Treasure, Captain Lannery Storm gets +1/+0 until end of turn.

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

Whenever Hoarding Ogre attacks, roll a d20. 1—9 | Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") 10—19 | Create two Treasure tokens. 20 | Create three Treasure tokens.

{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.

{T}: Add {B} or {R}. {B/R}{B/R}{B/R}{B/R}, {T}, Sacrifice Rakdos Locket: Draw two cards.

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

Equipped creature gets +2/+2 and has protection from black and from green. Whenever equipped creature deals combat damage to a player, that player discards a card and you untap all lands you control. Equip {2}

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

Multikicker {1} (You may pay an additional {1} any number of times as you cast this spell.) Choose any target, then choose another target for each time this spell was kicked. Comet Storm deals X damage to each of them.

Electrickery deals 1 damage to target creature you don't control. Overload {1}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Electrodominance deals X damage to any target. You may cast a spell with mana value X or less from your hand without paying its mana cost.

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.

Grapeshot deals 1 damage to any target. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Hammer of Bogardan deals 3 damage to any target. {2}{R}{R}{R}: Return Hammer of Bogardan from your graveyard to your hand. Activate only during your upkeep.

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

{R}: Inferno Titan gets +1/+0 until end of turn. Whenever Inferno Titan enters the battlefield or attacks, it deals 3 damage divided as you choose among one, two, or three targets.

Lightning Bolt deals 3 damage to any target.

Red Sun's Zenith deals X damage to any target. If a creature dealt damage this way would die this turn, exile it instead. Shuffle Red Sun's Zenith into its owner's library.

Shock deals 2 damage to any target.

Flying Other Demons, Devils, Imps, and Tieflings you control get +1/+1 and have lifelink. At the beginning of each end step, if a creature card was put into your graveyard from anywhere this turn, create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."