Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

When Circuit Mender enters the battlefield, you gain 2 life. When Circuit Mender leaves the battlefield, draw a card.

When Filigree Familiar enters the battlefield, you gain 2 life. When Filigree Familiar dies, draw a card.

{T}: Draw two cards. Target opponent gains control of Humble Defector. Activate only during your turn.

{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.

Berzerker — Khârn the Betrayer attacks or blocks each combat if able. Sigil of Corruption — When you lose control of Khârn the Betrayer, draw two cards. The Betrayer — If damage would be dealt to Khârn the Betrayer, prevent that damage and an opponent of your choice gains control of it.

Flying When Skyscanner enters the battlefield, draw a card.

Equipped creature has haste. Whenever an ability of equipped creature is activated, if it isn't a mana ability, you may pay {1}. If you do, copy that ability. You may choose new targets for the copy. Equip {2}

Whenever Delina, Wild Mage attacks, choose target creature you control, then roll a d20. 1—14 | Create a tapped and attacking token that's a copy of that creature, except it's not legendary and it has "At end of combat, exile this creature." 15—20 | Create one of those tokens. You may roll again.

At the beginning of combat on your turn, populate. The token created this way gains haste. Sacrifice it at the beginning of the next end step. (To populate, create a token that's a copy of a creature token you control.)

Imprint — When Duplicant enters the battlefield, you may exile target nontoken creature. As long as a card exiled with Duplicant is a creature card, Duplicant has the power, toughness, and creature types of the last creature card exiled with Duplicant. It's still a Shapeshifter.

Whenever an ability of equipped creature is activated, if it isn't a mana ability, copy that ability. You may choose new targets for the copy. Equip {3}

Haste {T}: Create a token that's a copy of target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the next end step.

{1}, {T}: Untap target creature that has an activated ability with {T} in its cost.

Imprint — Whenever a nontoken creature dies, you may exile that card. If you do, return each other card exiled with Mimic Vat to its owner's graveyard. {3}, {T}: Create a token that's a copy of a card exiled with Mimic Vat. It gains haste. Exile it at the beginning of the next end step.

{T}: Add one mana of any color. {1}, {T}: Untap target legendary creature you control.

Whenever you activate an ability, if it isn't a mana ability, you may pay {2}. If you do, copy that ability. You may choose new targets for the copy.

Flying Whenever Balor attacks or dies, choose one or more. Each mode must target a different player. • Target opponent draws three cards, then discards three cards at random. • Target opponent sacrifices a nontoken artifact. • Balor deals damage to target opponent equal to the number of cards in their hand.

Flying, trample Whenever Bloodthirster deals combat damage to a player, untap it. After this combat phase, there is an additional combat phase. Bloodthirster can't attack a player it has already attacked this turn.

Trample, haste Alliance — Whenever another creature enters the battlefield under your control, double Devilish Valet's power until end of turn.

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.)

Sacrifice a creature: Goblin Bombardment deals 1 damage to any target.

{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.

Double strike, haste Whenever Lightning Runner attacks, you get {E}{E} (two energy counters), then you may pay {E}{E}{E}{E}{E}{E}{E}{E}. If you pay, untap all creatures you control, and after this phase, there is an additional combat phase.

Flying Fire Breath — When Red Dragon enters the battlefield, it deals 4 damage to each opponent.

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.

When Meteor Golem enters the battlefield, destroy target nonland permanent an opponent controls.

When Plundering Barbarian enters the battlefield, choose one — • Smash the Chest — Destroy target artifact. • Pry It Open — Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

When Shrapnel Slinger enters the battlefield, you may sacrifice a creature. When you do, destroy target artifact an opponent controls.

Enchant land Enchanted land has "{T}: Target creature gains trample and haste until end of turn." Cycling {1} ({1}, Discard this card: Draw a card.)

At the beginning of your end step, you may sacrifice a creature. If you do, look at the top X cards of your library, where X is that creature's mana value. You may put a creature card from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

Choose one — • Counter target blue spell. • Destroy target blue permanent.

Counter target spell. Choose 1, 2, or 3 at random. Its controller mills that many cards, then exiles cards from the top of their library until they exile a nonland card with a different name than that spell. They may cast that card without paying its mana cost. Then they put the exiled cards on the bottom of their library in a random order.

First strike {T}: Add an amount of {R} equal to the greatest power among creatures you control that entered the battlefield this turn. Partner (You can have two commanders if both have partner.)

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

Flying, trample When Atsushi, the Blazing Sky dies, choose one — • Exile the top two cards of your library. Until the end of your next turn, you may play those cards. • Create three Treasure tokens.

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

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.

As Gauntlet of Power enters the battlefield, choose a color. Creatures of the chosen color get +1/+1. Whenever a basic land is tapped for mana of the chosen color, its controller adds an additional one mana of that color.

{T}: Add {R}. Put a stash counter on Glittering Stockpile. {T}, Sacrifice Glittering Stockpile: Add X mana of any one color, where X is the number of stash counters on Glittering Stockpile.

Flying, haste Whenever Goldspan Dragon attacks or becomes the target of a spell, create a Treasure token. Treasures you control have "{T}, Sacrifice this artifact: Add two mana of any one color."

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.

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.

Flying You don't lose unspent red mana as steps and phases end. When Leyline Tyrant dies, you may pay any amount of {R}. When you do, it deals that much damage to any target.

Add {R} for each tapped land your opponents control.

When Patron of the Arts enters the battlefield or dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Up to one target creature can't block for as long as you control There and Back Again. The Ring tempts you. II — Search your library for a Mountain card, put it onto the battlefield, then shuffle. III — Create Smaug, a legendary 6/6 red Dragon creature token with flying, haste, and "When this creature dies, create fourteen Treasure tokens."

As Throne of Eldraine enters the battlefield, choose a color. {T}: Add four mana of the chosen color. Spend this mana only to cast monocolored spells of that color. {3}, {T}: Draw two cards. Spend only mana of the chosen color to activate this ability.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Until end of turn, gain control of target creature and it gains haste. Untap and goad that creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.")

Whenever Coercive Recruiter or another Pirate enters the battlefield under your control, gain control of target creature until end of turn. Untap that creature. Until end of turn, it gains haste and becomes a Pirate in addition to its other types.

Gain control of target creature until end of turn. Untap that creature. Until end of turn, it gains haste and "Whenever this creature deals combat damage to a player or battle, create a Treasure token." (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Gain control of target artifact or creature until end of turn. Untap it. It gains haste until end of turn.

Gain control of target creature or Vehicle until end of turn. Untap it. It gains haste until end of turn. You may cast a spell with mana value 2 or less from your hand without paying its mana cost.

Choose one — • Gain control of all creatures with power 4 or greater until end of turn. Untap those creatures. They gain haste until end of turn. • Gain control of all creatures with power 3 or less until end of turn. Untap those creatures. They gain haste until end of turn.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Add two mana of any one color. (The creature can attack and {T} this turn.)

Gain control of target creature with power 4 or less until end of turn. Untap that creature. It gains haste until end of turn.

Defender {T}: Creatures you control gain haste until end of turn.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

Flying Whenever Ancient Copper Dragon deals combat damage to a player, roll a d20. You create a number of Treasure tokens equal to the result.

When Basalt Ravager enters the battlefield, it deals X damage to any target, where X is the greatest number of creatures you control that have a creature type in common.

Equipped creature has myriad. (Whenever it attacks, for each opponent other than defending player, you may create a token that's a copy of that creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.) Equip {4}

For each land you control, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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.

If Combat Celebrant hasn't been exerted this turn, you may exert it as it attacks. When you do, untap all other creatures you control and after this phase, there is an additional combat phase. (An exerted creature won't untap during your next untap step.)

Enthralling Performance — When Firbolg Flutist enters the battlefield, gain control of target creature you don't control until end of turn. Untap it. It gains haste and myriad until end of turn. (Whenever it attacks, for each opponent other than defending player, you may create a token that's a copy of that creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Fire Diamond enters the battlefield tapped. {T}: Add {R}.

Whenever a nontoken creature enters the battlefield under your control, you may pay {R}. If you do, create a token that's a copy of that creature. That token gains haste. Exile it at the beginning of the next end step.

Flying Whenever Ganax, Astral Hunter or another Dragon enters the battlefield under your control, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Choose a Background (You can have a Background as a second commander.)

First strike When Goblin Chainwhirler enters the battlefield, it deals 1 damage to each opponent and each creature and planeswalker they control.

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

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Add seven {R}. You can cast only one more spell this turn.

{2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. {3}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. {4}, {T}: Copy target permanent spell you control. (The copy becomes a token.)

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

Whenever Pashalik Mons or another Goblin you control dies, Pashalik Mons deals 1 damage to any target. {3}{R}, Sacrifice a Goblin: Create two 1/1 red Goblin creature tokens.

When Pia and Kiran Nalaar enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying. {2}{R}, Sacrifice an artifact: Pia and Kiran Nalaar deals 2 damage to any target.

When Priest of Urabrask enters the battlefield, add {R}{R}{R}.

Flying When Rapacious Dragon enters the battlefield, create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Alliance — Whenever another creature enters the battlefield under your control, create a Treasure token if this is the first or second time this ability has resolved this turn. Otherwise, you may pay {X}. When you do, Rose Room Treasurer deals X damage to any target.

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

Flying Whenever Scourge of Valkas or another Dragon enters the battlefield under your control, it deals X damage to any target, where X is the number of Dragons you control. {R}: Scourge of Valkas gets +1/+0 until end of turn.

{R}: You may put a creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the next end step.

Flying When Spawn of Thraxes enters the battlefield, it deals damage to any target equal to the number of Mountains you control.

{1}: Untap Staff of Domination. {2}, {T}: You gain 1 life. {3}, {T}: Untap target creature. {4}, {T}: Tap target creature. {5}, {T}: Draw a card.

Enchant creature Enchanted creature has menace and "Whenever this creature deals combat damage to a player, create a Treasure token." (It can't be blocked except by two or more creatures. The token is an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") When enchanted creature dies, draw a card.

Equipped creature gets +1/+1 and has haste. At the beginning of each combat, untap equipped creature. Equipped creature has first strike as long as it's blocking or blocked by a Goblin or Orc. Equip {2}

Equipped creature gets +1/+1 and has trample and "Whenever this creature deals combat damage to a player or planeswalker, create that many Treasure tokens." Equip {3}

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

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Create a Wicked Role token attached to up to one target creature. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1. When this Aura is put into a graveyard, each opponent loses 1 life.)

Flying Whenever a Dragon you control attacks, create a 6/6 red Dragon creature token with flying.

Whenever a creature enters the battlefield under your control, it deals damage equal to its power to any target.

Alliance — Whenever another creature enters the battlefield under your control, Witty Roastmaster deals 1 damage to each opponent.