Choose one --

• Abrade deals 3 damage to target creature.

• Destroy target artifact.

{T}: Add {C}.

{1}{U}, {T}: Put target artifact card from your graveyard on top of your library.

{U}, Sacrifice Aether Spellbomb: Return target creature to its owner's hand.

{1}, Sacrifice Aether Spellbomb: Draw a card.

At the beginning of your upkeep, you may put a charge counter on Aether Vial.

{T}: You may put a creature card with mana value equal to the number of charge counters on Aether Vial from your hand onto the battlefield.

Whenever you cast a spell, you gain 1 life for each spell you've cast this turn.

Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.

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

{T}: Target artifact creature's controller sacrifices it. That player may search their library for a noncreature artifact card, put it onto the battlefield, then shuffle.

{T}: Add {C}.

Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Banefire deals X damage to any target.

If X is 5 or more, this spell can't be countered and the damage can't be prevented.

This spell costs {1} less to cast for each creature on the battlefield.

Blasphemous Act deals 13 damage to each creature.

Blast Zone enters the battlefield with a charge counter on it.

{T}: Add {C}.

{X}{X}, {T}: Put X charge counters on Blast Zone.

{3}, {T}, Sacrifice Blast Zone: Destroy each nonland permanent with mana value equal to the number of charge counters on Blast Zone.

Nonbasic lands are Mountains.

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

Draw three cards, then put two cards from your hand on top of your library in any order.

{T}: Add {C}.

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

{T}: Add {C}.

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

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.

Chain Lightning deals 3 damage to any target. Then that player or that permanent's controller may pay {R}{R}. If the player does, they may copy this spell and may choose a new target for that copy.

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.

{X}, {T}: Search your library for a creature card with mana value X or less, reveal it, put it into your hand, then shuffle.

As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery.

Spells you cast of the chosen type cost {1} less to cast.

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

Counter target spell.

You may play lands from your graveyard.

Return target nonland permanent you don't control to its owner's hand.

Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

+1: Target player draws two cards, then discards two cards.

-2: Gain control of target artifact.

-6: You get an emblem with "Whenever you cast a spell that targets one or more permanents, gain control of those permanents."

+2: Discard up to two cards, then draw that many cards.

-2: Sacrifice an artifact. If you do, return target artifact card from your graveyard to the battlefield.

-10: You get an emblem with "Whenever an artifact is put into your graveyard from the battlefield, return that card to the battlefield at the beginning of the next end step."

Daretti, Scrap Savant can be your commander.

Indestructible

{T}: Add {C}.

Untap all nonland permanents you control.

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.)

{2}, Sacrifice Engineered Explosives: Destroy each nonland permanent with mana value equal to the number of charge counters on Engineered Explosives.

Creatures with power greater than the number of cards in your hand can't attack.

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

{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.

Search your library for an artifact card, reveal it, put it into your hand, then shuffle.

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

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

{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

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

Counter target spell.

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

Galvanic Blast deals 2 damage to any target.

Metalcraft -- Galvanic Blast deals 4 damage instead if you control three or more artifacts.

Cumulative upkeep--Pay 2 life. (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.)

When Glacial Chasm enters the battlefield, sacrifice a land.

Creatures you control can't attack.

Prevent all damage that would be dealt to you.

At the beginning of the end step, if you control no artifacts, sacrifice Glimmervoid.

{T}: Add one mana of any color.

When Goblin Engineer enters the battlefield, you may search your library for an artifact card, put it into your graveyard, then shuffle.

{R}, {T}, Sacrifice an artifact: Return target artifact card with mana value 3 or less from your graveyard to the battlefield.

{T}: Add {R}.

Spells cost {1} less to cast.

Devoid (This card has no color.)

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

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.

At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life.

{T}: Add {C}.

{4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

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.

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

Whenever you cast a historic spell, draw a card. (Artifacts, legendaries, and Sagas are historic.)

+1: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it.

-1: Put a card you own with a silver counter on it from exile into your hand.

-2: Create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."

Lightning Bolt deals 3 damage to any target.

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

Equip {0}

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

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

Mana Vault doesn't untap during your untap step.

At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault.

At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you.

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

{U}, {T}, Return an artifact you control to its owner's hand: You may put an artifact card from your hand onto the battlefield.

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

{T}: Add {C}.

{1}, {T}, Sacrifice Mind Stone: Draw a card.

{T}, Sacrifice Mishra's Bauble: Look at the top card of target player's library. Draw a card at the beginning of the next turn's upkeep.

{T}, Pay 1 life, Sacrifice Misty Rainforest: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

({T}: Add {R}.)

({T}: Add {R}.)

{T}: Add one mana of any color among legendary creatures and planeswalkers you control.

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

Each opponent can't draw more than one card each turn.

-2: Look at the top four cards of your library. You may reveal a noncreature, nonland card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Flying

Counter target spell.

At the beginning of your next upkeep, pay {3}{U}{U}. If you don't, you lose the game.

Return any number of target nonland, nontoken permanents you control to their owners' hands. Draw a card for each card returned to your hand this way.

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

You may have Phyrexian Metamorph enter the battlefield as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.

As Phyrexian Revoker enters the battlefield, choose a nonland card name.

Activated abilities of sources with the chosen name can't be activated.

As Pithing Needle enters the battlefield, choose a card name.

Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

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

Look at the top three cards of your library, then put them back in any order. You may shuffle.

Draw a card.

Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

{T}: Add {C}.

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

{R}, Sacrifice Pyrite Spellbomb: It deals 2 damage to any target.

{1}, Sacrifice Pyrite Spellbomb: Draw a card.

{T}: Put a charge counter on Ratchet Bomb.

{T}, Sacrifice Ratchet Bomb: Destroy each nonland permanent with mana value equal to the number of charge counters on Ratchet Bomb.

You have no maximum hand size.

{T}: Add {C}.

As an additional cost to cast this spell, sacrifice an artifact.

Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.

Whenever you cast an artifact spell, you may draw a card. If you do, discard a card.

{T}: Add {C}.

{1}, {T}: Tap target land.

{T}: Add {U}.

{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.

{T}: Add {C}.

{T}: Add {U} or {R}. Shivan Reef deals 1 damage to you.

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

As Sorcerous Spyglass enters the battlefield, look at an opponent's hand, then choose any card name.

Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

When Spellseeker enters the battlefield, you may search your library for an instant or sorcery card with mana value 2 or less, reveal it, put it into your hand, then shuffle.

{U/P}: Change a target of target spell or ability to Spellskite. ({U/P} can be paid with either {U} or 2 life.)

Spirebluff Canal enters the battlefield tapped unless you control two or fewer other lands.

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

({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.

{T}: Add {C}.

{T}, Sacrifice Strip Mine: Destroy target land.

Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain.

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

{T}: Add {C}.

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

+1: Untap up to two target artifacts.

-X: Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.

-5: Artifacts you control become artifact creatures with base power and toughness 5/5 until end of turn.

You have no maximum hand size.

{T}: Add {C}.

{T}, Sacrifice Tormod's Crypt: Exile target player's graveyard.

When Urza, Lord High Artificer enters the battlefield, create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."

Tap an untapped artifact you control: Add {U}.

{5}: Shuffle your library, then exile the top card. Until end of turn, you may play that card without paying its mana cost.

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.

Sacrifice Welding Jar: Regenerate target artifact.

Each player discards their hand, then draws seven cards.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)

Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.

As long as Winter Orb is untapped, players can't untap more than one land during their untap steps.

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