For each attacking creature, its owner puts it on the top or bottom of their library.

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

Equipped creature has deathtouch and lifelink.

Equip {2}

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +4/+4 and has vigilance and lifelink.

{3}: Return Batterskull to its owner's hand.

Equip {5}

{T}: Add {C}.

{4}{B}, {T}, Sacrifice Blighted Fen: Target opponent sacrifices a creature.

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

As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Target player draws two cards and loses 2 life.

{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

Indestructible

Whenever Brash Taunter is dealt damage, it deals that much damage to target opponent.

{2}{R}, {T}: Brash Taunter fights another target creature.

Cascade, cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order. Then do it again.)

Call Forth the Tempest deals damage to each creature your opponents control equal to the total mana value of other spells you've cast this turn.

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

Canyon Slough enters the battlefield tapped.

Cycling {2} ({2}, Discard this card: Draw a card.)

Target player draws two cards, then Cerebral Vortex deals damage to that player equal to the number of cards they've drawn this turn.

This spell can't be countered.

+2: Each opponent gets an emblem with "At the beginning of your upkeep, this emblem deals 1 damage to you."

-3: Chandra, Awakened Inferno deals 3 damage to each non-Elemental creature.

-X: Chandra, Awakened Inferno deals X damage to target creature or planeswalker. If a permanent dealt damage this way would die this turn, exile it instead.

Whenever one or more loyalty counters are removed from Chandra, Fire Artisan, she deals that much damage to target opponent or planeswalker.

+1: Exile the top card of your library. You may play it this turn.

-7: Exile the top seven cards of your library. You may play them this turn.

+1: Exile the top card of your library. You may cast that card. If you don't, Chandra, Torch of Defiance deals 2 damage to each opponent.

+1: Add {R}{R}.

-3: Chandra, Torch of Defiance deals 4 damage to target creature.

-7: You get an emblem with "Whenever you cast a spell, this emblem deals 5 damage to any target."

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.

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.

Each player shuffles all creatures they own into their library. Each player who shuffled a nontoken creature into their library this way reveals cards from the top of their library until they reveal a creature card, then puts that card onto the battlefield and the rest on the bottom of their library in a random order.

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

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

Sacrifice Commander's Sphere: Draw a card.

Creeping Tar Pit enters the battlefield tapped.

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

{1}{U}{B}: Creeping Tar Pit becomes a 3/2 blue and black Elemental creature until end of turn and can't be blocked this turn. It's still a land.

First strike

As an additional cost to cast red permanent spells, you may pay 2 life. Those spells cost {R} less to cast if you paid life this way. This effect reduces only the amount of red mana you pay.

Whenever you cast a red permanent spell, Defiler of Instinct deals 1 damage to any target.

Delayed Blast Fireball deals 2 damage to each opponent and each creature they control. If this spell was cast from exile, it deals 5 damage to each opponent and each creature they control instead.

Foretell {4}{R}{R} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

{1}, {T}: Add {U}{B}.

Counter target spell. Its controller draws a card.

Draw a card.

When Emberwilde Captain enters the battlefield, you become the monarch.

Whenever an opponent attacks you while you're the monarch, Emberwilde Captain deals damage to that player equal to the number of cards in their hand.

Whenever an opponent loses life, you gain that much life.

({T}: Add {U} or {B}.)

Fetid Pools enters the battlefield tapped.

Cycling {2} ({2}, Discard this card: Draw a card.)

At the beginning of each player's end step, that player draws a card. If the player is your opponent and has four or more cards in hand, Fevered Visions deals 2 damage to that player.

As Flamekin Village enters the battlefield, you may reveal an Elemental card from your hand. If you don't, Flamekin Village enters the battlefield tapped.

{T}: Add {R}.

{R}, {T}: Target creature gains haste until end of turn.

Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, Harsh Mentor deals 2 damage to that player.

Hidden Volcano enters the battlefield tapped.

{T}: Add {R}.

{4}{R}, {T}, Sacrifice Hidden Volcano: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Whenever Ill-Tempered Loner is dealt damage, it deals that much damage to any target.

{1}{R}: Ill-Tempered Loner gets +2/+0 until end of turn.

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Whenever a permanent you control is dealt damage, Howlpack Avenger deals that much damage to any target.

{1}{R}: Howlpack Avenger gets +2/+0 until end of turn.

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)

Whenever an opponent activates an ability of an artifact, creature, or land that isn't a mana ability, Immolation Shaman deals 1 damage to that player.

{3}{R}{R}: Immolation Shaman gets +3/+3 and gains menace until end of turn.

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)

When Invasion of Karsus enters the battlefield, it deals 3 damage to each creature and each planeswalker.

Ward--Pay 2 life.

Whenever you cast a spell, Refraction Elemental deals 2 damage to each opponent.

({T}: Add {U}.)

({T}: Add {U}.)

{1}, {T}: Add {U}{R}.

Jorubai Murk Lurker gets +1/+1 as long as you control a Swamp.

{1}{B}: Target creature gains lifelink until end of turn. (Damage dealt by the creature also causes its controller to gain that much life.)

If Leyline of Combustion is in your opening hand, you may begin the game with it on the battlefield.

Whenever you and/or at least one permanent you control becomes the target of a spell or ability an opponent controls, Leyline of Combustion deals 2 damage to that player.

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

Equip {0}

Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards they exiled this way onto the battlefield.

Luxury Suite enters the battlefield tapped unless you have two or more opponents.

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

You may have Machine God's Effigy enter the battlefield as a copy of any creature on the battlefield, except it's an artifact and it has "{T}: Add {U}." (It's not a creature.)

{T}: Add {U}.

{T}: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

{T}: Add {C}.

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

Indestructible

As long as your devotion to black and red is less than seven, Mogis isn't a creature.

At the beginning of each opponent's upkeep, Mogis deals 2 damage to that player unless they sacrifice a creature.

Morphic Pool enters the battlefield tapped unless you have two or more opponents.

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

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

At the beginning of each player's draw step, that player draws an additional card.

Whenever an opponent draws a card, Nekusar, the Mindrazer deals 1 damage to that player.

Flying

Whenever you draw a card, Niv-Mizzet, the Firemind deals 1 damage to any target.

{T}: Draw a card.

Trample

If a red source you control would deal an amount of noncombat damage less than Ojer Axonil's power to an opponent, that source deals damage equal to Ojer Axonil's power instead.

When Ojer Axonil dies, return it to the battlefield tapped and transformed under its owner's control.

(Transforms from Ojer Axonil, Deepest Might.)

{T}: Add {R}.

{2}{R}, {T}: Transform Temple of Power. Activate only if red sources you controlled dealt 4 or more noncombat damage this turn and only as a sorcery.

{T}: Add {C}.

{5}, {T}, Exile Ominous Cemetery: Target creature's owner shuffles it into their library.

Flash

When Orcish Bowmasters enters the battlefield and whenever an opponent draws a card except the first one they draw in each of their draw steps, Orcish Bowmasters deals 1 damage to any target. Then amass Orcs 1.

Menace

Whenever a player casts their first spell each turn, they create a Treasure token.

Whenever an artifact an opponent controls is put into a graveyard from the battlefield, Pain Distributor deals 1 damage to that player.

Target player draws two cards and loses 2 life.

Whenever an opponent casts a spell, that player loses 5 life unless they discard a card.

Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless that player pays 4 life.

Whenever you copy a spell, up to one target opponent may also copy that spell. They may choose new targets for that copy.

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Prismatic Vista: Search your library for a basic land card, put it onto the battlefield, then shuffle.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

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.

Your opponents can't gain life.

At the beginning of your upkeep, Quakebringer deals 2 damage to each opponent. This ability triggers only if Quakebringer is on the battlefield or if Quakebringer is in your graveyard and you control a Giant.

Foretell {2}{R}{R}

{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.

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

Menace

Players can't gain life.

Whenever another creature enters the battlefield, Rampaging Ferocidon deals 1 damage to that creature's controller.

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

Raucous Theater enters the battlefield tapped.

When Raucous Theater enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Exile target artifact or creature. Its controller creates a 1/1 blue Bird creature token with flying.

Foretell {U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

{T}: Add one mana of any type that a land you control could produce.

{T}: Add two mana in any combination of {U}, {B}, and/or {R}.

{3}, {T}: Draw two cards, then discard a card.

Red spells you cast cost {1} less to cast.

{T}, Pay 1 life, Sacrifice Scalding Tarn: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

Whenever a player casts a spell, if it's not their turn, Scytheclaw Raptor deals 4 damage to them.

Deathtouch

Whenever you draw a card, you gain 2 life.

Whenever an opponent draws a card, they lose 2 life.

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

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 draw step, that player draws an additional card.

Whenever a player draws a card, Spiteful Visions deals 1 damage to that player.

({T}: Add {U} or {R}.)

As Steam Vents enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Menace

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

({T}: Add {B}.)

({T}: Add {B}.)

Flying

As Talion, the Kindly Lord enters the battlefield, choose a number between 1 and 10.

Whenever an opponent casts a spell with mana value, power, or toughness equal to the chosen number, that player loses 2 life and you draw a card.

Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.)

As long as Tandem Lookout is paired with another creature, each of those creatures has "Whenever this creature deals damage to an opponent, draw a card."

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}: Add {U} or {R}.)

Thundering Falls enters the battlefield tapped.

When Thundering Falls enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Tomb Fortress enters the battlefield tapped.

{T}: Add {B}.

{2}{B}{B}{B}, {T}, Exile Tomb Fortress: Mill four cards, then return a creature card from your graveyard to the battlefield. Activate only as a sorcery.

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.

Training Center enters the battlefield tapped unless you have two or more opponents.

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

({T}: Add {U} or {B}.)

Undercity Sewers enters the battlefield tapped.

When Undercity Sewers enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

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}.

Flying

Ward--Sacrifice a creature.

Whenever a creature dies, target opponent loses 2 life and you gain 2 life.

Whenever an opponent sacrifices an artifact, Vengeful Tracker deals 2 damage to them.

{1}{R}, {T}: Destroy target artifact. Viashino Heretic deals damage to that artifact's controller equal to the artifact's mana value.

({T}: Add {U} or {B}.)

As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {U}, {B}, or {R}.)

Xander's Lounge enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)