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.
{U}
An Offer You Can't Refuse
Instant
Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")
{4}
Ancestral Statue
Artifact Creature - Golem
When Ancestral Statue enters the battlefield, return a nonland permanent you control to its owner's hand.
3 /
4
--
Ancient Den
Artifact Land
{T}: Add {W}.
{1}{W}{B}
Anguished Unmaking
Instant
Exile target nonland permanent. You lose 3 life.
--
Arcane Sanctum
Land
Arcane Sanctum enters the battlefield tapped.
{T}: Add {W}, {U}, or {B}.
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
{2}{B}
Armix, Filigree Thrasher
Legendary Artifact Creature - Golem
Whenever Armix, Filigree Thrasher attacks, you may discard a card. When you do, target creature defending player controls gets -X/-X until end of turn, where X is the number of artifacts you control plus the number of artifact cards in your graveyard.
Partner (You can have two commanders if both have partner.)
3 /
2
{U}{B}
Baleful Strix
Artifact Creature - Bird
Flying, deathtouch
When Baleful Strix enters, draw a card.
1 /
1
{4}
Biblioplex Assistant
Artifact Creature - Gargoyle
Flying
When Biblioplex Assistant enters the battlefield, put up to one target instant or sorcery card from your graveyard on top of your library.
2 /
1
{5}
Blinkmoth Urn
Artifact
At the beginning of each player's precombat main phase, if Blinkmoth Urn is untapped, that player adds {C} for each artifact they control.
--
Buried Ruin
Land
{T}: Add {C}.
{2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.
{1}{W}{U}
Chrome Courier
Artifact Creature - Thopter
Flying
When Chrome Courier enters the battlefield, reveal the top two cards of your library. Put one of them into your hand and the other into your graveyard. If you put an artifact card into your hand this way, you gain 3 life.
1 /
1
{1}{B}
Chronomancer
Artifact Creature - Necron Wizard
Flying
Atomic Transmutation -- {1}, {T}, Sacrifice another artifact: Draw a card.
Unearth {2}{B} ({2}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)
1 /
1
{3}
Circuit Mender
Artifact Creature - Insect
When Circuit Mender enters, you gain 2 life.
When Circuit Mender leaves the battlefield, draw a card.
2 /
3
{3}
Cloud Key
Artifact
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.
{W}
Cloudshift
Instant
Exile target creature you control, then return that card to the battlefield under your control.
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{3}
Commander's Sphere
Artifact
{T}: Add one mana of any color in your commander's color identity.
Sacrifice Commander's Sphere: Draw a card.
{5}
Conjurer's Closet
Artifact
At the beginning of your end step, you may exile target creature you control, then return that card to the battlefield under your control.
{U}{U}
Counterspell
Instant
Counter target spell.
{6}
Coveted Jewel
Artifact
When Coveted Jewel enters, draw three cards.
{T}: Add three mana of any one color.
Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of Coveted Jewel. Untap it.
--
Darksteel Citadel
Artifact Land
Indestructible
{T}: Add {C}.
{1}{U}
Disdainful Stroke
Instant
Counter target spell with mana value 4 or greater.
{2}{U}
Emry, Lurker of the Loch
Legendary Creature - Merfolk Wizard
This spell costs {1} less to cast for each artifact you control.
When Emry, Lurker of the Loch enters the battlefield, mill four cards.
{T}: Choose target artifact card in your graveyard. You may cast that card this turn. (You still pay its costs. Timing rules still apply.)
1 /
2
{W}
Ephemerate
Instant
Exile target creature you control, then return it to the battlefield under its owner's control.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)
{2}{U}
Etherium Astrolabe
Artifact
Flash
{B}, {T}, Sacrifice an artifact: Draw a card.
{1}{U}
Etherium Sculptor
Artifact Creature - Vedalken Artificer
Artifact spells you cast cost {1} less to cast.
1 /
2
--
Evolving Wilds
Land
{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
--
Exotic Orchard
Land
{T}: Add one mana of any color that a land an opponent controls could produce.
{1}
Expedition Map
Artifact
{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.
{3}{U}
Fact or Fiction
Instant
Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.
{3}
Filigree Familiar
Artifact Creature - Fox
When Filigree Familiar enters the battlefield, you gain 2 life.
When Filigree Familiar dies, draw a card.
2 /
2
{3}
Foundry Inspector
Artifact Creature - Construct
Artifact spells you cast cost {1} less to cast.
3 /
2
{2}{W}
Generous Gift
Instant
Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.
{1}{W}
Glass Casket
Artifact
When Glass Casket enters the battlefield, exile target creature an opponent controls with mana value 3 or less until Glass Casket leaves the battlefield.
--
Goldmire Bridge
Artifact Land
Goldmire Bridge enters the battlefield tapped.
Indestructible
{T}: Add {W} or {B}.
{2}
Helm of Awakening
Artifact
Spells cost {1} less to cast.
{2}
Ichor Wellspring
Artifact
When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.
{7}
Ingenuity Engine
Artifact
Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)
{1}, {T}, Sacrifice an artifact: Return target artifact you control to its owner's hand.
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{4}
Jhoira's Familiar
Artifact Creature - Bird
Flying
Historic spells you cast cost {1} less to cast. (Artifacts, legendaries, and Sagas are historic.)
2 /
2
{3}
Junk Diver
Artifact Creature - Bird
Flying
When Junk Diver dies, return another target artifact card from your graveyard to your hand.
1 /
1
--
Lotus Bloom
Artifact
Suspend 3--{0} (Rather than cast this card from your hand, pay {0} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost.)
{T}, Sacrifice Lotus Bloom: Add three mana of any one color.
{4}{W}{U}{B}
Magister Sphinx
Artifact Creature - Sphinx
Flying
When Magister Sphinx enters the battlefield, target player's life total becomes 10.
5 /
5
{2}
Metalspinner's Puzzleknot
Artifact
When Metalspinner's Puzzleknot enters the battlefield, you draw a card and you lose 1 life.
{2}{B}, Sacrifice Metalspinner's Puzzleknot: You draw a card and you lose 1 life.
{7}
Meteor Golem
Artifact Creature - Golem
When Meteor Golem enters, destroy target nonland permanent an opponent controls.
3 /
3
{2}
Mind Stone
Artifact
{T}: Add {C}.
{1}, {T}, Sacrifice Mind Stone: Draw a card.
{5}
Mirrorworks
Artifact
Whenever another nontoken artifact enters the battlefield under your control, you may pay {2}. If you do, create a token that's a copy of that artifact.
--
Mistvault Bridge
Artifact Land
Mistvault Bridge enters the battlefield tapped.
Indestructible
{T}: Add {U} or {B}.
{1}{W}
Momentary Blink
Instant
Exile target creature you control, then return it to the battlefield under its owner's control.
Flashback {3}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{7}
Myr Battlesphere
Artifact Creature - Myr Construct
When Myr Battlesphere enters the battlefield, create four 1/1 colorless Myr artifact creature tokens.
Whenever Myr Battlesphere attacks, you may tap X untapped Myr you control. If you do, Myr Battlesphere gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.
4 /
7
{2}
Myr Retriever
Artifact Creature - Myr
When Myr Retriever dies, return another target artifact card from your graveyard to your hand.
1 /
1
{3}{B}{B}
Necron Deathmark
Artifact Creature - Necron
Flash
Synaptic Disintegrator -- When Necron Deathmark enters the battlefield, destroy up to one target creature and target player mills three cards.
5 /
3
{4}
Panharmonicon
Artifact
If an artifact or creature entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.
{W}
Path to Exile
Instant
Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
{2}
Prized Statue
Artifact
When Prized Statue enters the battlefield or is put into a graveyard from the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
{4}
Prototype Portal
Artifact
Imprint -- When Prototype Portal enters the battlefield, you may exile an artifact card from your hand.
{X}, {T}: Create a token that's a copy of the exiled card. X is the mana value of that card.
--
Razortide Bridge
Artifact Land
Razortide Bridge enters the battlefield tapped.
Indestructible
{T}: Add {W} or {U}.
{U}
Reconstruction
Sorcery
Return target artifact card from your graveyard to your hand.
{W}
Ritual of Restoration
Sorcery
Return target artifact card from your graveyard to your hand.
{3}
Scarecrone
Artifact Creature - Scarecrow
{1}, Sacrifice a Scarecrow: Draw a card.
{4}, {T}: Return target artifact creature card from your graveyard to the battlefield.
1 /
2
{3}
Scrap Trawler
Artifact Creature - Construct
Whenever Scrap Trawler or another artifact you control is put into a graveyard from the battlefield, return to your hand target artifact card in your graveyard with lesser mana value.
3 /
2
{3}
Sculpting Steel
Artifact
You may have Sculpting Steel enter the battlefield as a copy of any artifact on the battlefield.
--
Seat of the Synod
Artifact Land
{T}: Add {U}.
{3}
Semblance Anvil
Artifact
Imprint -- When Semblance Anvil enters the battlefield, you may exile a nonland card from your hand.
Spells you cast that share a card type with the exiled card cost {2} less to cast.
{3}
Skeleton Shard
Artifact
{3}, {T} or {B}, {T}: Return target artifact creature card from your graveyard to your hand.
{4}
Slagstone Refinery
Artifact
Whenever Slagstone Refinery or another nontoken artifact you control is put into a graveyard from the battlefield or is put into exile from the battlefield, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")
{4}
Smelting Vat
Artifact
{1}, {T}, Sacrifice another artifact: Reveal the top eight cards of your library. Put up to two noncreature artifact cards with total mana value less than or equal to the sacrificed artifact's mana value from among them onto the battlefield and the rest on the bottom of your library in a random order.
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{4}
Solemn Simulacrum
Artifact Creature - Golem
When Solemn Simulacrum enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
When Solemn Simulacrum dies, you may draw a card.
2 /
2
{3}{U}{B}
Sphinx Summoner
Artifact Creature - Sphinx
Flying
When Sphinx Summoner enters the battlefield, you may search your library for an artifact creature card, reveal it, put it into your hand, then shuffle.
3 /
3
{7}
Spine of Ish Sah
Artifact
When Spine of Ish Sah enters, destroy target permanent.
When Spine of Ish Sah is put into a graveyard from the battlefield, return Spine of Ish Sah to its owner's hand.
--
Spire of Industry
Land
{T}: Add {C}.
{T}, Pay 1 life: Add one mana of any color. Activate only if you control an artifact.
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{W}
Swords to Plowshares
Instant
Exile target creature. Its controller gains life equal to its power.
--
Temple of the False God
Land
{T}: Add {C}{C}. Activate only if you control five or more lands.
--
Terramorphic Expanse
Land
{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
{6}{U}
Thought Monitor
Artifact Creature - Construct
Affinity for artifacts
Flying
When Thought Monitor enters the battlefield, draw two cards.
2 /
2
{4}
Trading Post
Artifact
{1}, {T}, Discard a card: You gain 4 life.
{1}, {T}, Pay 1 life: Create a 0/1 white Goat creature token.
{1}, {T}, Sacrifice a creature: Return target artifact card from your graveyard to your hand.
{1}, {T}, Sacrifice an artifact: Draw a card.
{4}
Treasure Keeper
Artifact Creature - Construct
When Treasure Keeper dies, reveal cards from the top of your library until you reveal a nonland card with mana value 3 or less. You may cast that card without paying its mana cost. Put all revealed cards not cast this way on the bottom of your library in a random order.
3 /
3
--
Vault of Whispers
Artifact Land
{T}: Add {B}.
{3}
Workshop Assistant
Artifact Creature - Construct
When Workshop Assistant dies, return another target artifact card from your graveyard to your hand.
1 /
2
{3}{W}{U}{B}
Sharuum the Hegemon
Legendary Artifact Creature - Sphinx
Flying
When Sharuum the Hegemon enters the battlefield, you may return target artifact card from your graveyard to the battlefield.