{T}: Add {C}.

{T}: Add {W} or {U}. Adarkar Wastes deals 1 damage to you.

Creatures you control have flying, first strike, vigilance, trample, haste, and protection from black and from red.

{T}: Add {W}.

Azorius Chancery enters the battlefield tapped.

When Azorius Chancery enters the battlefield, return a land you control to its owner's hand.

{T}: Add {W}{U}.

{T}: Add {C}.

{T}: Add {R} or {W}. Battlefield Forge deals 1 damage to you.

Boros Garrison enters the battlefield tapped.

When Boros Garrison enters the battlefield, return a land you control to its owner's hand.

{T}: Add {R}{W}.

You may pay {W}{U}{B}{R}{G} rather than pay this spell's mana cost.

Trample

At the beginning of your upkeep, you may return target artifact card from your graveyard to the battlefield.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Flying

Broodstar's power and toughness are each equal to the number of artifacts you control.

As Caged Sun enters the battlefield, choose a color.

Creatures you control of the chosen color get +1/+1.

Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color.

When Cathodion dies, add {C}{C}{C}.

Artifact spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting an artifact spell pays for {1} or one mana of that creature's color.)

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

Sacrifice Commander's Sphere: Draw a card.

+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}.

Artifacts you control have indestructible. (Effects that say "destroy" don't destroy them. Artifact creatures with indestructible can't be destroyed by damage.)

Tap target creature.

Metalcraft -- If you control three or more artifacts, exile that creature.

Target player sacrifices an attacking creature.

Metalcraft -- That player sacrifices two attacking creatures instead if you control three or more artifacts.

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

{3}, {T}, Sacrifice Dreamstone Hedron: Draw three cards.

Enchant artifact

Enchanted artifact is a creature with base power and toughness 5/5 in addition to its other types.

Metalcraft -- Etched Champion has protection from all colors as long as you control three or more artifacts.

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

Return to the battlefield all permanent cards in your graveyard that were put there from the battlefield this turn.

{2}{U}: Untap target artifact.

Put any number of target artifact cards from your graveyard on top of your library.

Draw a card.

Draw two cards, then discard two cards. Untap up to three lands.

Galvanic Blast deals 2 damage to any target.

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

Equipped creature gets +2/+2.

Equip {3}

Ghostfire Blade's equip ability costs {2} less to activate if it targets a colorless creature.

{T}: Add three mana of any one 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.

Other blue creatures you control get +1/+1.

{U}: Target artifact creature becomes blue until end of turn.

Tap an untapped blue creature you control: Add {C}{C}. Spend this mana only to cast artifact spells or activate abilities of artifacts.

{T}: Add {R}.

({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.

Flying

When Hoarding Dragon enters the battlefield, you may search your library for an artifact card, exile it, then shuffle.

When Hoarding Dragon dies, you may put the exiled card into its owner's hand.

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

Flying

Metalcraft -- Artifacts you control have shroud as long as you control three or more artifacts. (An artifact with shroud can't be the target of spells or abilities.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Izzet Boilerworks enters tapped.

When Izzet Boilerworks enters, return a land you control to its owner's hand.

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

First strike

Metalcraft -- Creatures you control get +3/+0 as long as you control three or more artifacts.

Whenever a spell or ability an opponent controls destroys a noncreature permanent you control, you may destroy target permanent that opponent controls.

Sacrifice an artifact: Add {C}{C}.

Master of Etherium's power and toughness are each equal to the number of artifacts you control.

Other artifact creatures you control get +1/+1.

{4}, {T}, Sacrifice Mindslaver: You control target player during that player's next turn. (You see all cards that player could see and make all decisions for the player.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

Metalcraft -- {T}: Add one mana of any color. Activate only if you control three or more artifacts.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Artifact creature spells you cast have affinity for artifacts. (They cost {1} less to cast for each artifact you control.)

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.

{X}{U}{R}, {T}: Nin, the Pain Artist deals X damage to target creature. That creature's controller draws X cards.

Flying

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

Flying

When Pilgrim's Eye enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {R} or {W}.)

As Realmwright enters the battlefield, choose a basic land type.

Lands you control are the chosen type in addition to their other types.

Each player returns all artifact cards from their graveyard to the battlefield.

Metalcraft -- Rusted Relic is a 5/5 Golem artifact creature as long as you control three or more artifacts.

({T}: Add {R} or {W}.)

As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Each player exiles all artifact cards from their graveyard, then sacrifices all artifacts they control, then puts all cards they exiled this way onto the battlefield.

Scuttling Doom Engine can't be blocked by creatures with power 2 or less.

When Scuttling Doom Engine dies, it deals 6 damage to target opponent or planeswalker.

{T}: Add {U}.

{T}: Add {C}.

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

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

Shrapnel Blast deals 5 damage to any target.

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

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.

Destroy all nonartifact permanents.

({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.

Flying

{2}: Steel Hellkite gets +1/+0 until end of turn.

{X}: Destroy each nonland permanent with mana value X whose controller was dealt combat damage by Steel Hellkite this turn. Activate only once each turn.

Vigilance

Whenever Sun Titan enters or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.

{X}, {T}: Tap X target noncreature artifacts.

{X}, {T}: Untap X target noncreature artifacts.

Put all creatures on the bottom of their owners' libraries.

Miracle {W} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Draw two cards.

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

{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.

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

Return target artifact card from your graveyard to the battlefield.

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

Haste

When Tuktuk the Explorer dies, create Tuktuk the Returned, a legendary 5/5 colorless Goblin Golem artifact creature token.

({T}: Add {W} or {U}.)

Whenever you cast an artifact spell, draw a card.

{T}: Add two mana of any one color. Spend this mana only to cast artifact spells or activate abilities of artifacts.

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

{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.