Whenever a permanent you control is put into a graveyard, you get {E} (an energy counter).

{T}, Pay six {E}: Look at the top six cards of your library. You may cast a spell from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.

Commander creatures you own have "Whenever an artifact or creature you control is put into a graveyard from the battlefield, each opponent loses 1 life."

{1}{R}, {T}, Sacrifice an artifact or land: Draw a card.

Flying, deathtouch, lifelink

Other creatures you control with flying get +1/+0.

Whenever you cast an artifact or enchantment spell, create a 1/1 blue Faerie creature token with flying.

Other artifact creatures you control have haste.

Whenever one or more artifact creatures you control attack, Alibou, Ancient Witness deals X damage to any target and you scry X, where X is the number of tapped artifacts you control.

{2}{G}: Until end of turn, target noncreature artifact you control becomes a 4/4 artifact creature.

Whenever another permanent enters the battlefield under your control, each opponent mills a card.

Flying

Whenever another permanent enters the battlefield under your control, look at the top card of your library. If it shares a card type with that permanent, you may reveal that card and put it into your hand.

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

Search your library for an Equipment or Vehicle card, put that card onto the battlefield, then shuffle. If it has mana value less than the sacrificed permanent's mana value, scry 2.

As an additional cost to cast this spell, sacrifice a permanent.

Exile target artifact, creature, or enchantment.

As an additional cost to cast this spell, pay {4} or sacrifice an artifact or creature.

Destroy target creature or planeswalker.

Trample

Whenever another artifact enters the battlefield, put a +1/+1 counter on Arcbound Crusher.

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

Sacrifice an artifact: Put a +1/+1 counter on Arcbound Ravager.

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

Metalcraft -- Ardent Recruit gets +2/+2 as long as you control three or more artifacts.

Flying

Metalcraft -- {U}: Exile Argent Sphinx. Return it to the battlefield under your control at the beginning of the next end step. Activate only if you control three or more artifacts.

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.)

Flying

Whenever you cast a historic spell, scry 1. (Artifacts, legendaries, and Sagas are historic. To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.)

Deathtouch

Whenever you activate an ability of an artifact or creature that isn't a mana ability, if one or more permanents were sacrificed to activate it, you may copy that ability. You may choose new targets for the copy. (Sacrificing an artifact for mana to activate an ability doesn't count.)

Sacrifice an artifact: Atog gets +2/+2 until end of turn.

{T}, Sacrifice an artifact: Reveal cards from the top of your library until you reveal an artifact card. Put that card onto the battlefield and the rest on the bottom of your library in a random order. Audacious Reshapers deals damage to you equal to the number of cards revealed this way.

Metalcraft -- Auriok Edgewright has double strike as long as you control three or more artifacts.

Metalcraft -- As long as you control three or more artifacts, Auriok Sunchaser gets +2/+2 and has flying.

{T}, Sacrifice another creature or artifact: Ayara, Widow of the Realm deals X damage to target opponent or battle and you gain X life, where X is the sacrificed permanent's mana value.

{5}{R/P}: Transform Ayara. Activate only as a sorcery. ({R/P} can be paid with either {R} or 2 life.)

At the beginning of combat on your turn, return up to one target artifact or creature card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step.

{T}, Sacrifice up to three permanents: If there were three or more card types among the sacrificed permanents, each opponent loses 3 life, you gain 3 life, and you draw three cards.

Whenever you sacrifice another nontoken artifact or creature, exile it.

{2}, {T}, Sacrifice another artifact or creature: Draw a card.

{3}, {T}, Sacrifice Bag of Devouring: Roll a d10. Return up to X cards from among cards exiled with Bag of Devouring to their owners' hands, where X is the result.

{T}, Sacrifice an artifact: Barrage Ogre deals 2 damage to any target.

{2}, Sacrifice a permanent: Return target creature to its owner's hand.

Battered Golem doesn't untap during your untap step.

Whenever an artifact enters the battlefield, you may untap Battered Golem.

Ultima Founding -- {T}, Tap two untapped artifacts you control: Create a 2/2 white Astartes Warrior creature token with vigilance.

Master of Machines -- {T}, Tap X untapped creatures you control: Look at the top X 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 a random order.

Creatures you control are artifacts in addition to their other types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

Whenever you cast an artifact spell, you lose 1 life and create a 2/2 black Necron Warrior artifact creature token.

{T}, Sacrifice an artifact: Bjorna, Nightfall Alchemist deals 1 damage to target creature. Goad that creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Friends forever (You can have two commanders if both have friends forever.)

Metalcraft -- When Blade-Tribe Berserkers enters the battlefield, if you control three or more artifacts, Blade-Tribe Berserkers gets +3/+3 and gains haste until end of turn.

Metalcraft -- When Bleak Coven Vampires enters the battlefield, if you control three or more artifacts, target player loses 4 life and you gain 4 life.

At the beginning of each player's precombat main phase, if Blinkmoth Urn is untapped, that player adds {C} for each artifact they control.

Whenever you sacrifice a permanent, put a +1/+1 counter on Blood Aspirant.

{1}{R}, {T}, Sacrifice a creature or enchantment: Blood Aspirant deals 1 damage to target creature. That creature can't block this turn.

When Bloodboil Sorcerer enters the battlefield, you take the initiative.

Crown of Madness -- {1}{R}, Sacrifice an artifact or creature: Goad target creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Whenever you sacrifice another permanent, put a +1/+1 counter on Bloodbriar.

You may look at the top card of your library any time.

You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost.

{T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

Trample

{3}{R}, Sacrifice an artifact: Bosh, Iron Golem deals damage equal to the sacrificed artifact's mana value to any target.

At the beginning of your end step, you may sacrifice an artifact, creature, enchantment, land, or planeswalker. If you do, each opponent may sacrifice a permanent that shares a card type with it. For each opponent who doesn't, that player loses 2 life and you draw a card.

When Breya's Apprentice enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying.

{T}, Sacrifice an artifact: Choose one --

• Exile the top card of your library. Until the end of your next turn, you may play that card.

• Target creature gets +2/+0 until end of turn.

When Breya, Etherium Shaper enters the battlefield, create two 1/1 blue Thopter artifact creature tokens with flying.

{2}, Sacrifice two artifacts: Choose one --

• Breya deals 3 damage to target player or planeswalker.

• Target creature gets -4/-4 until end of turn.

• You gain 5 life.

Whenever you cast a historic spell, Cabal Paladin deals 2 damage to each opponent. (Artifacts, legendaries, and Sagas are historic.)

Metalcraft -- Carapace Forger gets +2/+2 as long as you control three or more artifacts.

{TK}{TK} -- Sacrifice this permanent: Draw two cards.

{TK}{TK}{TK} -- Whenever this creature attacks, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

{TK}{TK} -- 4/1

{TK}{TK}{TK}{TK}{TK} -- 8/7

When Charforger enters the battlefield, create a 1/1 red Phyrexian Goblin creature token.

Whenever another creature or artifact you control is put into a graveyard from the battlefield, put an oil counter on Charforger.

Remove three oil counters from Charforger: Exile the top card of your library. You may play that card this turn.

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

Flying, haste

Whenever Chiss-Goria, Forge Tyrant attacks, exile the top five cards of your library. You may cast an artifact spell from among them this turn. If you do, it has affinity for artifacts.

Corrupted -- Sacrifice an artifact or creature: Draw a card. Activate only if an opponent has three or more poison counters and only once each turn.

Metalcraft -- Chrome Steed gets +2/+2 as long as you control three or more artifacts.

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.)

{T}, Tap an untapped artifact or creature you control: Add one mana of any color.

Commander creatures you own have "{2}, Sacrifice an artifact: Put a +1/+1 counter on this creature and draw a card."

{1}, Sacrifice a permanent: You gain 1 life.

Tap two untapped artifacts you control: Untap target artifact.

{1}, {T}, Sacrifice another creature or artifact: Incubate 3. (Create an Incubator token with three +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

Concussive Bolt deals 4 damage to target player or planeswalker.

Metalcraft -- If you control three or more artifacts, creatures controlled by that player or by that planeswalker's controller can't block this turn.

Whenever an artifact, creature, or enchantment enters the battlefield, its controller chooses target permanent another player controls that shares a card type with it. Exchange control of those permanents.

Lifelink

Whenever an artifact enters the battlefield under your control, scry 1.

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

Draw two cards.

Equipped creature gets +1/+0 for each artifact you control.

{B}{B}: Attach Cranial Plating to target creature you control.

Equip {1}

Sacrifice another artifact or creature: Cutthroat Centurion gets +2/+2 until end of turn. Activate only once each turn.

Whenever you cast a historic spell, tap target creature an opponent controls. (Artifacts, legendaries, and Sagas are historic.)

+1: Create a 1/1 colorless Construct artifact creature token with defender.

-1: You may sacrifice an artifact. If you do, destroy target artifact or creature.

-6: Choose target artifact card in a graveyard or artifact on the battlefield. Create three tokens that are copies of it.

+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.

When Daring Archaeologist enters the battlefield, you may return target artifact card from your graveyard to your hand.

Whenever you cast a historic spell, put a +1/+1 counter on Daring Archaeologist. (Artifacts, legendaries, and Sagas are historic.)

Deadeye Plunderers gets +1/+1 for each artifact you control.

{2}{U}{B}: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Creatures with forestwalk can be blocked as though they didn't have forestwalk.

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

Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Sacrifice an artifact or creature: Put a +1/+1 counter on Defiant Salvager. Activate only as a sorcery.

{3}, {T}, Sacrifice an artifact or land: Draw a card.

Whenever you cast an artifact spell, you may pay {2}. If you do, create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."

Whenever you cast a historic spell, target player mills two cards. (Artifacts, legendaries, and Sagas are historic.)

Whenever an artifact is put into a graveyard from the battlefield, you may have target opponent lose 1 life.

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.

{3}{U}, Sacrifice a permanent: Return target permanent to its owner's hand.

As an additional cost to cast this spell, tap an untapped artifact you control or pay {1}.

Counter target spell.

{1}{B}, Sacrifice an artifact or creature: Draw a card.

Whenever Dragonspark Reactor or another artifact enters the battlefield under your control, put a charge counter on Dragonspark Reactor.

{4}, Sacrifice Dragonspark Reactor: It deals damage equal to the number of charge counters on it to target player and that much damage to up to one target creature.

At the beginning of your end step, you may pay {2}{R} and sacrifice a nonland permanent. If you do, reveal cards from the top of your library until you reveal a nonland permanent card. Put that card onto the battlefield and the rest on the bottom of your library in a random order.

Whenever an artifact or Artificer enters the battlefield under your control, you may pay {1}. If you do, you get {E}{E} (two energy counters).

Pay six {E}, Sacrifice Era of Innovation: Draw three cards.

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

Trample

Exuberant Fuseling gets +1/+0 for each oil counter on it.

When Exuberant Fuseling enters the battlefield and whenever another creature or artifact you control is put into a graveyard from the battlefield, put an oil counter on Exuberant Fuseling.

When Eye of Malcator enters the battlefield, 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.)

Whenever another artifact enters the battlefield under your control, Eye of Malcator becomes a 4/4 Phyrexian Eye artifact creature until end of turn.

Metalcraft -- As long as you control three or more artifacts, Ezuri's Brigade gets +4/+4 and has trample.

Whenever an artifact is put into a graveyard from the battlefield, you may gain 5 life.

Whenever another creature or artifact you control is put into a graveyard from the battlefield, put an oil counter on Forgehammer Centurion.

Whenever Forgehammer Centurion attacks, you may remove two oil counters from it. When you do, target creature can't block this turn.

Galvanic Blast deals 2 damage to any target.

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

Metalcraft -- Ghalma's Warden gets +2/+2 as long as you control three or more artifacts.

Whenever another artifact enters the battlefield under your control, Glassdust Hulk gets +1/+1 until end of turn and can't be blocked this turn.

Cycling {W/U} ({W/U}, Discard this card: Draw a card.)

Flying

Whenever another artifact enters the battlefield under your control, Glaze Fiend gets +2/+2 until end of turn.

Whenever another artifact enters the battlefield under your control, you may have Glint Hawk Idol become a 2/2 Bird artifact creature with flying until end of turn.

{W}: Glint Hawk Idol becomes a 2/2 Bird artifact creature with flying until end of turn.

Whenever you cast a historic spell, create a Treasure token. This ability triggers only once each turn. (Artifacts, legendaries, and Sagas are historic.)

{T}, Sacrifice a Treasure: Goad target creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Whenever Gonti's Aether Heart or another artifact enters the battlefield under your control, you get {E}{E} (two energy counters).

Pay eight {E}, Exile Gonti's Aether Heart: Take an extra turn after this one.

{T}, Sacrifice an artifact: Target player mills three cards.

Whenever an artifact enters the battlefield, you may untap Grinding Station.

Whenever an artifact enters the battlefield under your control, Hedron Detonator deals 1 damage to target opponent.

{T}, Sacrifice two artifacts: Exile the top card of your library. You may play that card this turn.

When Ich-Tekik, Salvage Splicer enters the battlefield, create a 3/3 colorless Phyrexian Golem artifact creature token.

Whenever an artifact is put into a graveyard from the battlefield, put a +1/+1 counter on Ich-Tekik and a +1/+1 counter on each Golem you control.

Partner (You can have two commanders if both have partner.)

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.)

Whenever one or more artifacts enter the battlefield under your control, Ingenious Artillerist deals that much damage to each opponent.

When Ingenious Smith enters the battlefield, look at the top four 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 a random order.

Whenever one or more artifacts enter the battlefield under your control, put a +1/+1 counter on Ingenious Smith. This ability triggers only once each turn.

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

First strike

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

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

Ward {4}

Whenever Kappa Cannoneer or another artifact enters the battlefield under your control, put a +1/+1 counter on Kappa Cannoneer and it can't be blocked this turn.

Flying, haste

Metalcraft -- {4}: Return Kuldotha Phoenix from your graveyard to the battlefield. Activate only during your upkeep and only if you control three or more artifacts.

Whenever an artifact enters the battlefield, you may gain 1 life.

Whenever you cast a historic spell, you may pay {B}. If you do, return Lingering Phantom from your graveyard to your hand. (Artifacts, legendaries, and Sagas are historic.)

Flying

Metalcraft -- When Lumengrid Drake enters the battlefield, if you control three or more artifacts, return target creature to its owner's hand.

Flying

Whenever an artifact enters the battlefield under your control, you may tap target permanent.

Lifelink

Whenever another artifact enters the battlefield under your control, Mandible Justiciar gets +1/+1 until end of turn.

Fabricate 3 (When this creature enters the battlefield, put three +1/+1 counters on it or create three 1/1 colorless Servo artifact creature tokens.)

Whenever an artifact you control is put into a graveyard from the battlefield, target opponent loses life equal to Marionette Master's power.

Partner with Pippin, Warden of Isengard (When this creature enters the battlefield, target player may put Pippin into their hand from their library, then shuffle.)

Whenever one or more artifacts enter the battlefield under your control, create a 1/1 white Soldier creature token with lifelink. This ability triggers only once each turn.

Target creature gets +2/+2 until end of turn.

Metalcraft -- That creature gets +4/+4 until end of turn instead if you control three or more artifacts.

As Mirrodin Besieged enters the battlefield, choose Mirran or Phyrexian.

• Mirran -- Whenever you cast an artifact spell, create a 1/1 colorless Myr artifact creature token.

• Phyrexian -- At the beginning of your end step, draw a card, then discard a card. Then if there are fifteen or more artifact cards in your graveyard, target opponent loses the game.

Whenever you cast a historic spell, you may pay {1}. If you do, create a token that's a copy of Mishra's Self-Replicator. (Artifacts, legendaries, and Sagas are historic.)

Flying

Whenever you cast a historic spell, return target nonland permanent card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. If it would leave the battlefield, exile it instead of putting it anywhere else. (Artifacts, legendaries, and Sagas are historic.)

Trample

Whenever an artifact is put into a graveyard from the battlefield, Molder Beast gets +2/+0 until end of turn.

Each player shuffles the cards from their hand into their library, then draws that many cards.

Metalcraft -- If you control three or more artifacts, Molten Psyche deals damage to each opponent equal to the number of cards that player has drawn this turn.

Whenever an artifact is put into a graveyard from the battlefield, you may put a +1/+1 counter on Moriok Rigger.

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

Flying

Necrosquito enters the battlefield with two oil counters on it.

Necrosquito gets +1/+1 for each oil counter on it.

Whenever another creature or artifact you control is put into a graveyard from the battlefield, put an oil counter on Necrosquito.

Whenever an artifact enters the battlefield under your control, you may return Ovalchase Daredevil from your graveyard to your hand.

Whenever an artifact enters the battlefield under your control, Perimeter Patrol gets +1/+0 until end of turn.

Vigilance

Whenever an artifact enters the battlefield under your control, Phalanx Vanguard gets +1/+0 until end of turn.

Whenever an Equipment enters the battlefield under your control, you may draw a card.

Metalcraft -- Equipment you control have equip {0} as long as you control three or more artifacts.

Whenever an artifact enters the battlefield under your control, you may discard a card. If you do, draw a card.

Metalcraft -- Razorfield Rhino gets +2/+2 as long as you control three or more artifacts.

Whenever an artifact enters the battlefield under your control, Reckless Fireweaver deals 1 damage to each opponent.

Whenever an artifact enters the battlefield under your control, Salivating Gremlins gets +2/+0 and gains trample until end of turn.

Whenever an artifact enters the battlefield under your control, look at the top card of your library. If it's a land card, you may reveal it and put it into your hand. If you don't put the card into your hand, you may put it into your graveyard.

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.

Whenever an artifact or enchantment is put into your graveyard from the battlefield, you gain 1 life.

Flying

Metalcraft -- Whenever Screeching Silcaw deals combat damage to a player, if you control three or more artifacts, that player mills four cards.

Menace (This creature can't be blocked except by two or more creatures.)

Whenever one or more artifacts and/or creatures you control are put into a graveyard from the battlefield, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Flying, first strike

Whenever you cast a historic spell, Serra Disciple gets +1/+1 until end of turn. (Artifacts, legendaries, and Sagas are historic.)

Whenever Serum Tank or another artifact enters the battlefield, put a charge counter on Serum Tank.

{3}, {T}, Remove a charge counter from Serum Tank: Draw a card.

Flying

Spear of the Void Dragon -- Whenever Shard of the Void Dragon attacks, each opponent sacrifices a nonland permanent.

Matter Absorption -- Whenever an artifact is put into a graveyard from the battlefield or is put into exile from the battlefield, put two +1/+1 counters on Shard of the Void Dragon.

Deathtouch

Hyperphase Threshers -- Whenever an artifact enters the battlefield under your control, Skorpekh Destroyer gains first strike until end of turn.

Flying

Whenever an artifact enters the battlefield under your control, you may draw a card. If you do, discard a card.

Whenever another artifact enters the battlefield under your control or another artifact you control leaves the battlefield, you may pay {1}. If you do, target player loses 1 life and you gain 1 life.

Metalcraft -- Snapsail Glider has flying as long as you control three or more artifacts.

Metalcraft -- Spiraling Duelist has double strike as long as you control three or more artifacts.

Defender

Metalcraft -- As long as you control three or more artifacts, Spire Serpent gets +2/+2 and can attack as though it didn't have defender.

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

Whenever an artifact enters the battlefield under your control, untap Steelfin Whale.

Metalcraft -- This spell costs {1} less to cast if you control three or more artifacts.

Counter target spell.

{T}: Create a 2/2 colorless Pincher creature token.

Whenever an artifact is put into a graveyard from the battlefield, you may untap Summoning Station.

Whenever an artifact you control is put into a graveyard from the battlefield, you may pay {1}. If you do, you gain 1 life.

Teething Wurmlet has deathtouch as long as you control three or more artifacts.

Whenever an artifact enters the battlefield under your control, you gain 1 life. If this is the first time this ability has resolved this turn, put a +1/+1 counter on Teething Wurmlet.

Flying

Whenever you cast a historic spell, return target creature card with mana value 3 or less from your graveyard to the battlefield. (Artifacts, legendaries, and Sagas are historic.)

Whenever an artifact enters the battlefield under your control, target creature gains flying until end of turn.

Whenever another artifact enters the battlefield under your control, Towashi Songshaper gets +1/+0 until end of turn.

Whenever Transplant Theorist or another artifact enters the battlefield under your control, you may draw a card. If you do, discard a card.

{2}: Put target card from your graveyard on the bottom of your library.

Trample

Traxos, Scourge of Kroog enters the battlefield tapped and doesn't untap during your untap step.

Whenever you cast a historic spell, untap Traxos. (Artifacts, legendaries, and Sagas are historic.)

Whenever an artifact enters the battlefield under your control, you may pay {1}. If you do, each opponent loses 1 life and you gain 1 life.

{1}{B}, Sacrifice Underhanded Designs: Destroy target creature. Activate only if you control two or more artifacts.

{T}: Add {C}.

Metalcraft -- {T}: Add {C} for each Urza's land you control. Activate only if you control three or more artifacts.

Whenever another artifact or creature you control is put into a graveyard from the battlefield, put an oil counter on Vat of Rebirth.

{2}{B}, {T}, Remove four oil counters from Vat of Rebirth: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

Metalcraft -- {T}: Tap target artifact, creature, or land. Activate only if you control three or more artifacts.

Metalcraft -- Whenever Vedalken Humiliator attacks, if you control three or more artifacts, creatures your opponents control lose all abilities and have base power and toughness 1/1 until end of turn.

Vedalken Infiltrator can't be blocked.

Metalcraft -- Vedalken Infiltrator gets +1/+0 as long as you control three or more artifacts.

Whenever Veil of Assimilation or another artifact enters the battlefield under your control, target creature you control gets +1/+1 and gains vigilance until end of turn.

Whenever an artifact enters the battlefield, Vermiculos gets +4/+4 until end of turn.

Whenever an artifact enters the battlefield under your control, Weldfast Wingsmith gains flying until end of turn.