Whenever an opponent casts a creature spell, Aether Sting deals 1 damage to that player.

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

Haste

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

{T}: Untap target artifact or creature.

Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

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

Magecraft -- Whenever you cast or copy an instant or sorcery spell, draw a card.

As an additional cost to cast this spell, discard a card.

Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Whenever you cast a spell, add {R}. Until end of turn, you don't lose this mana as steps and phases end.

Creatures you control can boast twice during each of your turns rather than once.

Discard a card: Exile the top two cards of your library. You may play those cards this turn.

Body of Knowledge's power and toughness are each equal to the number of cards in your hand.

You have no maximum hand size.

Whenever Body of Knowledge is dealt damage, draw that many cards.

Whenever a creature attacks, Caltrops deals 1 damage to it.

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.

Enchant creature

Whenever enchanted creature deals damage to a creature, gain control of the other creature for as long as Charisma remains on the battlefield.

{T}: Cinder Pyromancer deals 1 damage to target player or planeswalker.

Whenever you cast a red spell, you may untap Cinder Pyromancer.

Whenever a creature without flying attacks you or a planeswalker you control, Circle of Flame deals 1 damage to that creature.

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

If you control a commander, you may cast this spell without paying its mana cost.

You may choose new targets for target spell or ability.

Add {R}{R}{R}.

Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

When Dockside Extortionist enters the battlefield, create X Treasure tokens, where X is the number of artifacts and enchantments your opponents control. (Treasure tokens are artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Double strike

Whenever Efreet Flamepainter deals combat damage to a player, you may cast target instant or sorcery card from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.

Defender

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

Untap Endbringer during each other player's untap step.

{T}: Endbringer deals 1 damage to any target.

{C}, {T}: Target creature can't attack or block this turn.

{C}{C}, {T}: Draw a card.

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

Fire of Tzeentch -- Whenever you cast an instant or sorcery spell, Exalted Flamer of Tzeentch deals 1 damage to each opponent.

Look at the top three cards of your library. Put one of them into your hand, put one of them on the bottom of your library, and exile one of them. You may play the exiled card this turn.

Draw two cards, then discard two cards.

Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Creatures you control have haste. (They can attack and {T} as soon as they come under your control.)

If you control a commander, you may cast this spell without paying its mana cost.

Counter target noncreature spell.

{T}, Pay 1 life: Add {U} or {R}.

{1}, {T}, Sacrifice Fiery Islet: Draw a card.

You may cast up to one target instant card and/or up to one target sorcery card from your graveyard each with mana value X or less without paying their mana costs. If a spell cast this way would be put into your graveyard, exile it instead. If X is 10 or more, copy each of those spells twice. You may choose new targets for the copies.

Enchant creature you control

Enchanted creature has "{T}: This creature deals 1 damage to any target."

Sacrifice Fire Whip: Fire Whip deals 1 damage to any target.

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.

You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost.

Counter target spell.

Forked Bolt deals 2 damage divided as you choose among one or two targets.

At the beginning of your upkeep, you may look at the top card of your library. You may cast it without paying its mana cost if it's an instant or sorcery spell.

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.

Instant and sorcery spells you cast cost {1} less to cast.

({R/P} can be paid with either {R} or 2 life.)

Gut Shot deals 1 damage to any target.

Enchant creature

Enchanted creature has "{T}: This creature deals 1 damage to any target."

Exile the top three cards of your library. Until the end of your next turn, you may play those cards. If this spell was cast from a graveyard, you may play cards this way without paying their mana costs.

Flashback {7}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Impact Resonance deals X damage divided as you choose among any number of target creatures, where X is the greatest amount of damage dealt by a source to a permanent or player this turn.

Imprint -- When Isochron Scepter enters the battlefield, you may exile an instant card with mana value 2 or less from your hand.

{2}, {T}: You may copy the exiled card. If you do, you may cast the copy without paying its mana cost.

Choose one. If you control a commander as you cast this spell, you may choose both instead.

• Add {R} for each card in target opponent's hand.

• Exile the top three cards of your library. You may play them this turn.

Enlist

Whenever Keldon Flamesage attacks, look at the top X cards of your library, where X is Keldon Flamesage's power. You may exile an instant or sorcery card with mana value X or less from among them. Put the rest on the bottom of your library in a random order. You may cast the exiled card without paying its mana cost.

Lava Dart deals 1 damage to any target.

Flashback--Sacrifice a Mountain. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Defender

{T}: Lobber Crew deals 1 damage to each opponent.

Whenever you cast a multicolored spell, untap Lobber Crew.

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

Whenever a player taps a land for mana, Manabarbs deals 1 damage to that player.

Flying

Whenever you cast your first spell during each opponent's turn, Mischievous Chimera deals 1 damage to each opponent. Scry 1.

Exile target card that's an instant or sorcery from your graveyard. For each card exiled this way, copy it, and you may cast the copy without paying its mana cost. Exile Mizzix's Mastery.

Overload {5}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Whenever you cast an instant or sorcery spell, create a 1/1 blue Bird Illusion creature token with flying.

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays {4}.

Devoid (This card has no color.)

{T}: Nettle Drone deals 1 damage to each opponent.

Whenever you cast a colorless spell, untap Nettle Drone.

{1}{R}{R}: Put a blaze counter on target land without a blaze counter on it. For as long as that land has a blaze counter on it, it has "At the beginning of your upkeep, this land deals 1 damage to you." (The land continues to burn after Obsidian Fireheart has left the battlefield.)

Each instant and sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost.

Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Coruscating Flames -- Whenever you cast an instant or sorcery spell, Pink Horror deals 2 damage to any target.

Split -- When Pink Horror dies, create two 2/2 blue and red Demon Horror creature tokens named Blue Horror with "Whenever you cast an instant or sorcery spell, this creature deals 1 damage to any target."

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

{T}: Prodigal Pyromancer deals 1 damage to any target.

Enchant creature

Enchanted creature has "{T}: This creature deals 1 damage to any target."

Add {R}{R}{R}.

You may exile a red card from your hand rather than pay this spell's mana cost.

Pyrokinesis deals 4 damage divided as you choose among any number of target creatures.

Whenever a creature is dealt damage, Repercussion deals that much damage to that creature's controller.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

{T}: Add {U}.

{T}: Add {R}.

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

+1: Scry 1. Saheeli Rai deals 1 damage to each opponent.

-2: Create a token that's a copy of target artifact or creature you control, except it's an artifact in addition to its other types. That token gains haste. Exile it at the beginning of the next end step.

-7: Search your library for up to three artifact cards with different names, put them onto the battlefield, then shuffle.

Blue 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.

Equipped creature gets +1/+1 and has trample and lifelink.

{1}: Permanents your opponents control lose hexproof and indestructible until end of turn.

Equip {2}

Shower of Sparks deals 1 damage to target creature and 1 damage to target player or planeswalker.

({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.

Storm-Kiln Artist gets +1/+0 for each artifact you control.

Magecraft -- Whenever you cast or copy an instant or sorcery spell, create a Treasure token.

Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

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

Equip {1}

Whenever Syr Carah, the Bold or an instant or sorcery spell you control deals damage to a player, exile the top card of your library. You may play that card this turn.

{T}: Syr Carah deals 1 damage to any target.

{T}: Add {C}.

{T}: Add {U} or {R}. Talisman of Creativity deals 1 damage to you.

Defender

{T}: Thermo-Alchemist deals 1 damage to each opponent.

Whenever you cast an instant or sorcery spell, untap Thermo-Alchemist.

Flying

{T}: Thornwind Faeries deals 1 damage to any target.

As an additional cost to cast this spell, discard a card.

Draw two cards.

Flying

Haste (This creature can attack and {T} as soon as it comes under your control.)

When Thundermaw Hellkite enters the battlefield, it deals 1 damage to each creature with flying your opponents control. Tap those creatures.

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

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

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Draw three cards.

Each nonland card in your graveyard has escape. The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard. (You may cast cards from your graveyard for their escape cost.)

At the beginning of the end step, sacrifice Underworld Breach.

As an additional cost to cast this spell, discard a card.

Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

{T}: Untap another target permanent.

Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.)

When you cycle Vizier of Tumbling Sands, untap target permanent.

Menace, haste

Whenever Volatile Arsonist attacks, it deals 1 damage to each of up to one target creature, up to one target player, and/or up to one target planeswalker.

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

Menace, haste

Whenever Dire-Strain Anarchist attacks, it deals 2 damage to each of up to one target creature, up to one target player, and/or up to one target planeswalker.

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

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

Volcanic Spray deals 1 damage to each creature without flying and each player.

Flashback {1}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Haste

{T}: Vulshok Sorcerer deals 1 damage to any target.

Walking Ballista enters the battlefield with X +1/+1 counters on it.

{4}: Put a +1/+1 counter on Walking Ballista.

Remove a +1/+1 counter from Walking Ballista: It deals 1 damage to any target.

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.

{T}: Zuran Spellcaster deals 1 damage to any target.