Choose one --

• Abrade deals 3 damage to target creature.

• Destroy target artifact.

If you would create a Clue, Food, or Treasure token, instead create one of each.

As Adaptive Automaton enters the battlefield, choose a creature type.

Adaptive Automaton is the chosen type in addition to its other types.

Other creatures you control of the chosen type get +1/+1.

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

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

{T}, Sacrifice Ashnod's Transmogrant: Put a +1/+1 counter on target nonartifact creature. That creature becomes an artifact in addition to its other types.

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

{T}: Add {R}. Barbarian Ring deals 1 damage to you.

Threshold -- {R}, {T}, Sacrifice Barbarian Ring: It deals 2 damage to any target. Activate only if seven or more cards are in your graveyard.

Battered Golem doesn't untap during your untap step.

Whenever an artifact enters the battlefield, you may untap Battered Golem.

Nonbasic lands are Mountains.

{R}, Sacrifice Bloodfire Dwarf: It deals 1 damage to each creature without flying.

Changeling (This card is every creature type.)

As Bloodline Pretender enters the battlefield, choose a creature type.

Whenever another creature of the chosen type enters the battlefield under your control, put a +1/+1 counter on Bloodline Pretender.

{T}: Add {C}.

{2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.

As Cavern of Souls enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Imprint -- When Chrome Mox enters the battlefield, you may exile a nonartifact, nonland card from your hand.

{T}: Add one mana of any of the exiled card's colors.

Tap two untapped artifacts you control: Untap target artifact.

When Clown Car enters the battlefield, roll X six-sided dice. For each odd result, create a 1/1 white Clown Robot artifact creature token. For each even result, put a +1/+1 counter on Clown Car.

Crew 2

{T}: Add {C}.

{T}, Sacrifice Command Beacon: Put your commander into your hand from the command zone.

{T}: Add {R}.

As Cursed Mirror enters the battlefield, you may have it become a copy of any creature on the battlefield until end of turn, except it has haste.

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.

Imprint -- As Dermotaxi enters the battlefield, exile a creature card from a graveyard.

Tap two untapped creatures you control: Until end of turn, Dermotaxi becomes a copy of the exiled card, except it's a Vehicle artifact in addition to its other types.

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.")

{R}, {T}, Discard a card: Put a +0/+1 counter or a +1/+0 counter on target creature.

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

({T}: Add {R}.)

Dwarven Mine enters the battlefield tapped unless you control three or more other Mountains.

When Dwarven Mine enters the battlefield untapped, create a 1/1 red Dwarf creature token.

When Dwarven Recruiter enters the battlefield, search your library for any number of Dwarf cards, reveal them, then shuffle and put those cards on top in any order.

Sacrifice Dwarven Scorcher: Dwarven Scorcher deals 1 damage to target creature unless that creature's controller has Dwarven Scorcher deal 2 damage to them.

{T}: Add {C}.

{1}, {T}, Sacrifice Emergence Zone: You may cast spells this turn as though they had flash.

{R}, Sacrifice Enslaved Dwarf: Target black creature gets +1/+0 and gains first strike until end of turn.

Take an extra turn after this one. At the beginning of that turn's end step, you lose the game.

Copy target instant or sorcery spell, except that the copy is red. You may choose new targets for the copy.

If Gemstone Caverns is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand.

{T}: Add {C}. If Gemstone Caverns has a luck counter on it, instead add one mana of any color.

{T}: Choose target artifact a player controls and target artifact card in that player's graveyard. If both targets are still legal as this ability resolves, that player simultaneously sacrifices the artifact and returns the artifact card to the battlefield.

First strike

Menace (This creature can't be blocked except by two or more creatures.)

{T}, Sacrifice Goldhound: Add one mana of any color.

Flash

Flying

When High-Speed Hoverbike enters the battlefield, tap up to one target creature.

Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

{T}: Add {C}. ({C} represents colorless mana.)

{T}, Tap an untapped creature you control: Add one mana of any color.

{T}: Add {C}.

{T}: Each player gains control of all creatures they own.

{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.

When Imperial Recruiter enters the battlefield, search your library for a creature card with power 2 or less, reveal it, put it into your hand, then shuffle.

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.

{R}, Sacrifice Liberated Dwarf: Target green creature gets +1/+0 and gains first strike until end of turn.

Lightning Bolt deals 3 damage to any target.

{T}: Target permanent becomes an artifact in addition to its other types until end of turn.

{T}: Add {C}.

{T}: Target nonland permanent becomes an artifact in addition to its other types until end of turn.

Other Dwarves you control get +1/+0.

Whenever a Dwarf you control becomes tapped, create a Treasure token.

Sacrifice five Treasures: Search your library for an artifact or Dragon card, put that card onto the battlefield, then shuffle.

Nonbasic lands are Mountains.

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.

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

Creatures you control are every creature type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

{3}, {T}: Create a 2/2 blue Shapeshifter creature token with changeling. (It is every creature type.)

As Metallic Mimic enters the battlefield, choose a creature type.

Metallic Mimic is the chosen type in addition to its other types.

Each other creature you control of the chosen type enters the battlefield with an additional +1/+1 counter on it.

Mines of Moria enters the battlefield tapped unless you control a legendary creature.

{T}: Add {R}.

{3}{R}, {T}, Exile three cards from your graveyard: Create two Treasure tokens.

As Mirror of the Forebears enters the battlefield, choose a creature type.

{1}: Until end of turn, Mirror of the Forebears becomes a copy of target creature you control of the chosen type, except it's an artifact in addition to its other types.

If an opponent controls an Island and you control a Mountain, you may cast this spell without paying its mana cost.

Destroy target artifact.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

{T}: Add {C}.

{1}: Mutavault becomes a 2/2 creature with all creature types until end of turn. It's still a land.

{T}: Add {C}.

{2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

Equipped creature has "{T}: Add one mana of any color."

Equip {1}

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 Portal to Phyrexia enters the battlefield, each opponent sacrifices three creatures.

At the beginning of your upkeep, put target creature card from a graveyard onto the battlefield under your control. It's a Phyrexian in addition to its other types.

Menace

Whenever one or more creatures you control deal combat damage to a player, create a Treasure token.

Sacrifice a Treasure: Exile the top card of your library. You may play that card this turn.

Enchant creature

Enchanted creature has haste and "{T}, Discard a card: Draw a card."

Morph {0} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Proteus Machine is turned face up, it becomes the creature type of your choice. (This effect lasts indefinitely.)

Choose one --

• Counter target spell if it's blue.

• Destroy target permanent if it's blue.

Whenever Ragavan, Nimble Pilferer deals combat damage to a player, create a Treasure token and exile the top card of that player's library. Until end of turn, you may cast that card.

Dash {1}{R} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.)

Flying, haste

When Realm-Scorcher Hellkite enters the battlefield, if it was bargained, add four mana in any combination of colors.

{1}{R}: Realm-Scorcher Hellkite deals 1 damage to any target.

Whenever an artifact enters the battlefield under your control, Reckless Fireweaver deals 1 damage to each opponent.

Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

Choose one --

• Counter target blue spell.

• Destroy target blue permanent.

Copy target instant or sorcery spell. You may choose new targets for the copy.

Add {R}{R}, then add {R} for each card named Rite of Flame in each graveyard.

{1}: Look at the top three cards of your library, then put them back in any order.

{T}: Draw a card, then put Sensei's Divining Top on top of its owner's library.

Replicate {R} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)

Destroy target artifact.

Shatterskull Smashing deals X damage divided as you choose among up to two target creatures and/or planeswalkers. If X is 6 or more, Shatterskull Smashing deals twice X damage divided as you choose among them instead.

As Shatterskull, the Hammer Pass enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {R}.

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

Whenever Spark Mage deals combat damage to a player, you may have Spark Mage deal 1 damage to target creature that player controls.

{T}, Tap an untapped creature you control: Add one mana of any color.

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.

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.)

Stoke the Flames deals 4 damage to any target.

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.)

{T}: Add {C}.

{T}, Tap an untapped creature you control: Add one mana of any color.

Fading 4 (This artifact enters the battlefield with four fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

At the beginning of each player's upkeep, that player taps an untapped artifact, creature, or land they control for each fade counter on Tangle Wire.

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.

{T}: Add {C}.

{X}{X}, {T}, Sacrifice Treasure Vault: Create X Treasure tokens.

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.

Changeling (This card is every creature type.)

{T}: Exile up to two target cards from a single graveyard.

Unlicensed Hearse's power and toughness are each equal to the number of cards exiled with it.

Crew 2

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I -- Urza's Saga gains "{T}: Add {C}."

II -- Urza's Saga gains "{2}, {T}: Create a 0/0 colorless Construct artifact creature token with 'This creature gets +1/+1 for each artifact you control.'"

III -- Search your library for an artifact card with mana cost {0} or {1}, put it onto the battlefield, then shuffle.

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}.

Each player discards their hand, then draws seven cards.

Destroy target permanent an opponent controls. Its controller reveals cards from the top of their library until they reveal a permanent card that shares a card type with that permanent. They put that card onto the battlefield and the rest on the bottom of their library in a random order.

Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

If you would create one or more Treasure tokens, instead create those tokens plus an additional Treasure token.

Choose one --

• Break Their Chains -- Destroy target artifact.

• Interrogate Them -- Exile the top three cards of target opponent's library. Choose one of them. Until the end of your next turn, you may play that card, and you may spend mana as though it were mana of any color to cast it.