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.

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.

Toxic Deluge

As an additional cost to cast Toxic Deluge, pay X life. All creatures get -X/-X until end of turn.

Dack Fayden

+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."

Azorius Signet

{1}, {T}: Add {W}{U} to your mana pool.

Rakdos Signet

{1}, {T}: Add {B}{R} to your mana pool.

Urza's Bauble

{T}: Sacrifice Urza's Bauble to choose a card at random from target player's hand; look at that card. Ignore this ability if that player has no cards left in hand. Draw a card at the beginning of the next turn's upkeep.

Snow-Covered Plains

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

Snow-Covered Island

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

Snow-Covered Swamp

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

Snapcaster Mage

Flash When Snapcaster Mage enters the battlefield, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Lion's Eye Diamond

Sacrifice Lion's Eye Diamond, Discard your hand: Add three mana of any one color to your mana pool. Play this ability as a mana source.

Ichor Wellspring

When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.

Tezzeret, Agent of Bolas

+1: Look at the top five cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in any order. -1: Target artifact becomes a 5/5 artifact creature. -4: Target player loses X life and you gain X life, where X is twice the number of artifacts you control.

Auriok Salvagers

{1}{W}: Return target artifact card with converted mana cost 1 or less from your graveyard to your hand.

Spell Snare

Counter target spell with converted mana cost 2.

Engineered Explosives

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 converted mana cost equal to the number of charge counters on Engineered Explosives.

Glimmervoid

At the beginning of the end step, if you control no artifacts, sacrifice Glimmervoid. {T}: Add one mana of any color to your mana pool.

Mycosynth Wellspring

When Mycosynth Wellspring enters the battlefield or is put into a graveyard from the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle your library.

Spellskite

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

Tainted Pact

Remove the top card of your library from the game. You may put that card into your hand unless it has the same name as another card removed this way. Repeat this process until you put a card into your hand or you remove two cards with the same name, whichever comes first.

Evasive Action

Domain — Counter target spell unless its controller pays {1} for each basic land type among lands you control.

Urborg, Tomb of Yawgmoth

Each land is a Swamp in addition to its other land types.

Ancient Den

(Ancient Den isn't a spell.) {T}: Add {W} to your mana pool.

Fabricate

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

Great Furnace

(Great Furnace isn't a spell.) {T}: Add {R} to your mana pool.

Seat of the Synod

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

Vault of Whispers

(Vault of Whispers isn't a spell.) {T}: Add {B} to your mana pool.

Baleful Strix

Flying, deathtouch When Baleful Strix enters the battlefield, draw a card.

Thirst for Knowledge

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

Isochron Scepter

Imprint — When Isochron Scepter comes into play, you may remove an instant card with converted mana cost 2 or less in your hand from the game. (The removed card is imprinted on this artifact.) {2}, {T}: You may copy the imprinted instant card and play the copy without paying its mana cost.

Orim's Chant

Kicker {W} Target player can't cast spells this turn. If Orim's Chant was kicked, creatures can't attack this turn.

Chrome Mox

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 to your mana pool.

Gitaxian Probe

({U/P} can be paid with either {U} or 2 life.) Look at target player's hand. Draw a card.

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.)

Remand

Counter target spell. If you do, return that spell card to its owner's hand. Draw a card.

Dimir Signet

{1}, {T}: Add {U}{B} to your mana pool.

Supreme Verdict

Supreme Verdict can't be countered. Destroy all creatures.

Inquisition of Kozilek

Target player reveals his or her hand. You choose a nonland card from it with converted mana cost 3 or less. That player discards that card.

Galvanic Blast

Galvanic Blast deals 2 damage to target creature or player. Metalcraft — Galvanic Blast deals 4 damage to that creature or player instead if you control three or more artifacts.

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.

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.

Painter's Servant

As Painter's Servant comes into play, choose a color. All cards that aren't in play, spells, and permanents are the chosen color in addition to their other colors.

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.

Enlightened Tutor

Search your library for an artifact or enchantment card and reveal that card. Shuffle your library, then put the card on top of it.

Memory Lapse

Counter target spell. Put it on top of its owner's library instead of into that player's graveyard.

Ensnaring Bridge

Each creature with power greater than the number of cards in your hand cannot attack.

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.

Mana Leak

Counter target spell unless its caster pays an additional {3}.

Lotus Petal

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

Grindstone

{3}, {T}: Put the top 2 cards of target player's library into that player's graveyard. If both cards share at least one color, repeat this process.

Thoughtseize

Target player reveals his or her hand. You choose a nonland card from it. That player discards that card. You lose 2 life.

Volcanic Island

Counts as both islands and mountains and is affected by spells that affect either. Tap to add either {U} or {R} to your mana pool.

Counterspell

Counters target spell as it is being cast.

Badlands

Counts as both mountains and swamp and is affected by spells that affect either. Tap to add either {R} or {B} to your mana pool.

Underground Sea

Counts as both swamp and islands and is affected by spells that affect either. Tap to add either {B} or {U} to your mana pool.

Plateau

Counts as both mountains and plains and is affected by spells that affect either. Tap to add either {R} or {W} to your mana pool.

Tundra

Counts as both islands and plains and is affected by spells that affect either. Tap to add either {U} or {W} to your mana pool.

Balance

Whichever player has more lands in play must discard enough lands of his or her choice to equalize the number of lands both players have in play. Cards in hand and creatures in play must be equalized the same way. Creatures lost in this manner may not be regenerated.

Lightning Bolt

Lightning Bolt does 3 damage to one target.

Swords to Plowshares

Target creature is removed from game entirely; return to owner's deck only when game is over. Creature's controller gains life points equal to creature's power.

Demonic Tutor

You may search your library for one card and take it into your hand. Reshuffle your library afterwards.

Scrubland

Counts as both plains and swamp and is affected by spells that affect either. Tap to add either {W} or {B} to your mana pool.

Impulse

Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library. Shuffle your library afterwards.

Jace, the Mind Sculptor

+2: Look at the top card of target player's library. You may put that card on the bottom of that player's library. 0: Draw three cards, then put two cards from your hand on top of your library in any order. -1: Return target creature to its owner's hand. -12: Exile all cards from target player's library, then that player shuffles his or her hand into his or her library.

Expedition Map

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

Bloodstained Mire

Flooded Strand

Marsh Flats

Misty Rainforest

Polluted Delta

Sacred Foundry

Scalding Tarn

Steam Vents

Verdant Catacombs

Watery Grave

Windswept Heath

Wooded Foothills

Arid Mesa

Radiant Flames

Boros Signet

Brainstorm

Fellwar Stone

Izzet Signet

Orzhov Signet

Mana Confluence

Emrakul, the Promised End

Blood Crypt

({T}: Add {B} or {R}.) As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Godless Shrine

({T}: Add {W} or {B}.) As Godless Shrine enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Hallowed Fountain

({T}: Add {W} or {U}.) As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Duress

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Command Tower

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

Plains

({T}: Add {W}.)

Island

({T}: Add {U}.)

Swamp

({T}: Add {B}.)

Mountain

({T}: Add {R}.)