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

Equipped creature gets +3/+3 and has protection from each color that's not in your commander's color identity. Equip commander {3} Equip {5}

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

When Mana Geode enters the battlefield, scry 1. {T}: Add one mana of any color.

When Meteorite enters the battlefield, it deals 2 damage to any target. {T}: Add one mana of any color.

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

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

Whenever you cast an instant or sorcery spell, you may put a charge counter on Sphinx-Bone Wand. If you do, Sphinx-Bone Wand deals damage equal to the number of charge counters on it to any target.

{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

{B}: Cinder Shade gets +1/+1 until end of turn. {R}, Sacrifice Cinder Shade: It deals damage equal to its power to target creature.

{X}: Crypt Rats deals X damage to each creature and each player. Spend only black mana on X.

{4}{B}{B}: Exile target creature and put a +1/+1 counter on Dark Impostor. Dark Impostor has all activated abilities of all creature cards exiled with it.

Flying Whenever Drakuseth, Maw of Flames attacks, it deals 4 damage to any target and 3 damage to each of up to two other targets.

Flying, haste When Hunted Dragon enters the battlefield, target opponent creates three 2/2 white Knight creature tokens with first strike.

Menace Whenever Kheru Mind-Eater deals combat damage to a player, that player exiles a card from their hand face down. You may look at cards exiled with Kheru Mind-Eater, and you may play lands and cast spells from among those cards.

Whenever one or more other creatures die, draw a card. This ability triggers only once each turn.

When Court of Ire enters the battlefield, you become the monarch. At the beginning of your upkeep, Court of Ire deals 2 damage to any target. If you're the monarch, it deals 7 damage instead.

Whenever a creature is dealt damage, destroy it. It can't be regenerated.

Enchant creature Enchanted creature has deathtouch and indestructible. Morph—Sacrifice another creature. (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) As Gift of Doom is turned face up, you may attach it to a creature.

Enchant creature or planeswalker you control When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.

Enchant land Enchanted land has "{T}: This land deals 1 damage to each creature and each player."

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

Enchant land Enchanted land has "{T}, Pay 1 life: Draw a card."

Enchant creature When enchanted creature dies, return that card to the battlefield under your control with a +1/+1 counter on it.

Destroy target nonartifact attacking creature. It can't be regenerated. Create a black Spirit creature token. Its power is equal to that creature's power and its toughness is equal to that creature's toughness. Sacrifice the token at the beginning of the next end step.

Dual Shot deals 1 damage to each of up to two target creatures.

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.")

Destroy target non-Elf creature.

This spell can't be countered. (This includes by the ward ability.) Heated Debate deals 4 damage to target creature or planeswalker.

Choose one — • Put a +1/+1 counter on target creature. • Target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Exile target permanent.

Choose one — • Regenerate each creature you control. • Wail of the Nim deals 1 damage to each creature and each player. Entwine {B} (Choose both if you pay the entwine cost.)

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

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

({T}: Add {B} or {R}.) Canyon Slough enters the battlefield tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

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

Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain. {T}: Add {B} or {R}.

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

{T}: Add {C}. {B/R}, {T}: Add {B}{B}, {B}{R}, or {R}{R}.

{T}: Add {C}. {4}{R}, {T}, Sacrifice a creature: Keldon Necropolis deals 2 damage to any target.

When Maestros Theater enters the battlefield, sacrifice it. When you do, search your library for a basic Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

Memorial to Folly enters the battlefield tapped. {T}: Add {B}. {2}{B}, {T}, Sacrifice Memorial to Folly: Return target creature card from your graveyard to your hand.

({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.

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}.

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

({T}: Add {B} or {R}.) Smoldering Marsh enters the battlefield tapped unless you control two or more basic lands.

({T}: Add {B}.)

{T}: Blood Cultist deals 1 damage to target creature. Whenever a creature dealt damage by Blood Cultist this turn dies, put a +1/+1 counter on Blood Cultist.

{T}: Fire Ants deals 1 damage to each other creature without flying.

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

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

Choose target creature. Whenever that creature is dealt damage this turn, it deals that much damage to each other creature and each player.

{B}, {T}, Pay 1 life: Put a +1/+1 counter on Cruel Sadist. {2}{B}, {T}, Remove X +1/+1 counters from Cruel Sadist: It deals X damage to target creature.

Destroy target creature or planeswalker.

When Hooded Assassin enters the battlefield, choose one — • Put a +1/+1 counter on Hooded Assassin. • Destroy target creature that was dealt damage this turn.

{B}: Thrashing Wumpus deals 1 damage to each creature and each player.

Reveal the top six cards of your library. An opponent exiles a nonland card from among them, then you put the rest into your hand. That opponent may cast the exiled card without paying its mana cost.

Exile two target nonartifact creatures. Ashes to Ashes deals 5 damage to you.

Barrage of Boulders deals 1 damage to each creature you don't control. Ferocious — If you control a creature with power 4 or greater, creatures can't block this turn.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Blazing Volley deals 1 damage to each creature your opponents control.

Choose one — • Burn Down the House deals 5 damage to each creature and each planeswalker. • Create three 1/1 red Devil creature tokens with "When this creature dies, it deals 1 damage to any target." They gain haste until end of turn.

As an additional cost to cast this spell, exile a creature card from your graveyard. Corpse Explosion deals damage equal to the exiled card's power to each creature and each planeswalker.

Sweltering Suns deals 3 damage to each creature. Cycling {3} ({3}, Discard this card: Draw a card.)

Return target instant or sorcery card from your graveyard to your hand. Volcanic Vision deals damage equal to that card's mana value to each creature your opponents control. Exile Volcanic Vision.

When this creature dies, it deals 1 damage to any target.