Transmute Artifact

Search through your library for one artifact and immediately place it into play; also, choose any artifact in play that you control and place it in its owner's graveyard. If the new artifact has a casting cost greater than that of the discarded one, you must pay the difference or Transmute Artifact fails and both artifacts are discarded. Shuffle your library after playing this card.

Power Artifact

The activation cost of target artifact is reduced by {2}. If this would reduce target artifact's activation cost below {1}, target artifact's activation cost becomes {1}. Power Artifact has no effect on artifacts that have no activation cost or whose activation cost is {0}.

Mishra's Workshop

Tap to add 3 colorless mana to your mana pool. This mana may only be used to cast artifacts.

Cavern of Souls

As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {1} to your mana pool. {T}: Add one mana of any color to your mana pool. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Hall of the Bandit Lord

Hall of the Bandit Lord comes into play tapped. {T}, Pay 3 life: Add {1} to your mana pool. If that mana is spent on a creature spell, that creature has haste.

Minamo, School at Water's Edge

{T}: Add {U} to your mana pool. {U}, {T}: Untap target legendary permanent.

Arcum Dagsson

{T}: Target artifact creature's controller sacrifices it. That player may search his or her library for a noncreature artifact card, put it into play, then shuffle his or her library.

Reshape

As an additional cost to play Reshape, sacrifice an artifact. Search your library for an artifact card with converted mana cost {X} or less and put it into play. Then shuffle your library.

City of Traitors

If you play any land, sacrifice City of Traitors. {T}: Add two colorless mana to your mana pool.

Null Brooch

{2}, {T}, Discard your hand: Counter target noncreature spell. Play this ability as an interrupt.

Possessed Portal

If a player would draw a card, that player skips that draw instead. At the end of each turn, each player sacrifices a permanent unless he or she discards a card from his or her hand.

Staff of Domination

{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.

Mystic Remora

Cumulative Upkeep: {1} Whenever target opponent successfully casts a non-creature spell, you may draw a card. That player may pay {4} to counter this effect.

Mana Drain

Counters target spell. At the beginning of your next main phase, add {X} to your mana pool, where X is the casting cost of target spell.

Rings of Brighthearth

Whenever you play an activated 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.

Thorn of Amethyst

Noncreature spells cost {1} more to play.

Thousand-Year Elixir

You may play the activated abilities of creatures you control as though those creatures had haste. {1}, {T}: Untap target creature.

Buried Ruin

{T}: Add {1} to your mana pool. {2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.

Hangarback Walker

Hangarback Walker enters the battlefield with X +1/+1 counters on it. When Hangarback Walker dies, put a 1/1 colorless Thopter artifact creature token with flying onto the battlefield for each +1/+1 counter on Hangarback Walker.{1}, {T}: Put a +1/+1 counter on Hangarback Walker.

Saprazzan Skerry

Saprazzan Skerry comes into play tapped with two depletion counters on it. {T}, Remove a depletion counter from Saprazzan Skerry: Add two blue mana to your mana pool. If there are no depletion counters on Saprazzan Skerry, sacrifice it.

Inkmoth Nexus

{T}: Add {1} to your mana pool. {1}: Inkmoth Nexus becomes a 1/1 Blinkmoth artifact creature with flying and infect until end of turn. It's still a land. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Myr Sire

When Myr Sire is put into a graveyard from the battlefield, put a 1/1 colorless Myr artifact creature token onto the battlefield.

Myr Turbine

{T}: Put a 1/1 colorless Myr artifact creature token onto the battlefield. {T}, Tap five untapped Myr you control: Search your library for a Myr creature card, put it onto the battlefield, then shuffle your library.

Pact of Negation

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

Arcbound Ravager

Sacrifice an artifact: Put a +1/+1 counter on Arcbound Ravager. Modular 1 (This enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Chalice of the Void

Chalice of the Void enters the battlefield with X charge counters on it. Whenever a player casts a spell with converted mana cost equal to the number of charge counters on Chalice of the Void, counter that spell.

Myr Retriever

When Myr Retriever dies, return another target artifact card from your graveyard to your hand.

Blinkmoth Nexus

{T}: Add {1} to your mana pool. {1}: Blinkmoth Nexus becomes a 1/1 Blinkmoth artifact creature with flying until end of turn. It's still a land. {1}, {T}: Target Blinkmoth creature gets +1/+1 until end of turn.

Tangle Wire

Fading 4 (This artifact comes into play 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 artifact, creature, or land he or she controls for each fade counter on Tangle Wire.

Mental Misstep

({U/P} can be paid with either {U} or 2 life.) Counter target spell with converted mana cost 1.

Spellskite

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

Millikin

{T}, Put the top card of your library into your graveyard: Add one colorless mana to your mana pool.

Chain of Vapor

Return target nonland permanent to its owner's hand. Then that permanent's controller may sacrifice a land. If the player does, he or she may copy this spell and may choose a new target for that copy.

Fabricate

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

Seat of the Synod

(Seat of the Synod isn't a spell.) {T}: Add {U} to your mana pool.

Ponder

Thirst for Knowledge

Draw three cards. Then discard two cards unless you discard an artifact card.

Phyrexian Metamorph

({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.

Plague Myr

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) {T}: Add {1} to your mana pool.

Mana Crypt

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you. {T}: Add {2} to your mana pool.

Muddle the Mixture

Counter target instant or sorcery spell. Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with converted mana cost equal to this card's, reveal it, and put it into your hand. Then shuffle your library. Play this ability only any time you could play a sorcery.)

Mishra's Factory

{T}: Add one colorless mana to your mana pool. {1}: Mishra's Factory becomes an Assembly Worker, a 2/2 artifact creature, until end of turn. Assembly Worker still counts as a land but cannot be tapped for mana the turn it comes into play. {T}: Target Assembly Worker gets +1/+1 until end of turn.

Memnite

Mox Opal

Metalcraft — {T}: Add one mana of any color to your mana pool. Activate this ability only if you control three or more artifacts.

Silver Myr

{T}: Add {U} to your mana pool.

Trinket Mage

When Trinket Mage enters the battlefield, you may search your library for an artifact card with converted mana cost 1 or less, reveal that card, and put it into your hand. If you do, shuffle your library.

Etherium Sculptor

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

Tezzeret the Seeker

+1: Untap up to two target artifacts. -X: Search your library for an artifact card with converted mana cost X or less and put it into play. Then shuffle your library. -5: Artifacts you control become 5/5 artifact creatures until end of turn.

Svyelunite Temple

Svyelunite Temple comes into play tapped. {T}: Add {U} to your mana pool. {T}, Sacrifice Svyelunite Temple: Add {U}{U} to your mana pool.

Crystal Vein

{T}: Add one colorless mana to your mana pool. {T}, Sacrifice Crystal Vein: Add two colorless mana to your mana pool.

Mox Diamond

When Mox Diamond comes into play, choose and discard a land card or sacrifice Mox Diamond. {T}: Add one mana of any color to your mana pool. Play this ability as a mana source.

Manakin

{T}: Add one colorless mana to your mana pool. Play this ability as a mana source.

Lotus Petal

Sacrifice Lotus Petal: Add one mana of any color to your mana pool. Play this ability as a mana source.

Pithing Needle

As Pithing Needle comes into play, name a card. Activated abilities of sources with the chosen name can't be played unless they're mana abilities.

Swan Song

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

Academy Ruins

{T}: Add {1} to your mana pool. {1}{U}, {T}: Put target artifact card in your graveyard on top of your library.

Gemstone Caverns

If Gemstone Caverns is in your opening hand and you're not playing first, you may begin the game with Gemstone Caverns in play with a luck counter on it. If you do, remove a card in your hand from the game. {T}: Add {1} to your mana pool. If Gemstone Caverns has a luck counter on it, instead add one mana of any color to your mana pool.

Mana Vault

Tap to add 3 colorless mana to your mana pool. Mana Vault doesn't untap normally during untap phase; to untap it, you must pay 4 mana. If Mana Vault remains tapped during upkeep it does 1 damage to you. Tapping this artifact can be played as an interrupt.

Counterspell

Counters target spell as it is being cast.

Timetwister

Set Timetwister aside in a new graveyard pile. Shuffle your hand, library, and graveyard together into a new library and draw a new hand of seven cards, leaving all cards in play where they are; opponent must do the same.

Copy Artifact

Select any artifact in play. This enchantment acts as a duplicate of that artifact; enchantment copy is affected by cards that affect either enchantments or artifacts. Enchantment copy remains even if the original artifact is destroyed.

Junk Diver

Flying When Junk Diver is put into a graveyard from play, return another target artifact card from your graveyard to your hand.

Metalworker

{T}: Reveal any number of artifact cards in your hand. Add two colorless mana to your mana pool for each card revealed this way.

Defense Grid

During each player's turn, spells played by another player cost an additional {3}.

Grim Monolith

Grim Monolith does not untap during your untap phase. {4}: Untap Grim Monolith. {T}: Add three colorless mana to your mana pool. Play this ability as a mana source.

Voltaic Key

{1}, {T}: Untap target artifact.

Citanul Flute

{X}, {T}: Search your library for a creature card with total casting cost no greater than X. Reveal that card and put it into your hand. Shuffle your library afterward.

Flooded Strand

Misty Rainforest

Polluted Delta

Basalt Monolith

Brainstorm

Fact or Fiction

Lightning Greaves

Skullclamp

Sol Ring

Swiftfoot Boots

Hedron Crawler

Ancient Tomb

Aetherflux Reservoir

Inventors' Fair

Hope of Ghirapur

Ornithopter

Paradox Engine

Walking Ballista

Whir of Invention

Negate

Counter target noncreature spell.

Grafdigger's Cage

Creature cards in graveyards and libraries can't enter the battlefield. Players can't cast spells from graveyards or libraries.