Exile target creature you control, then return that card to the battlefield under its owner's control.

Draw a card.

Arcane Sanctum enters the battlefield tapped.

{T}: Add {W}, {U}, or {B}.

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}.

Flying, deathtouch

When Baleful Strix enters the battlefield, draw a card.

Whenever a creature you control deals combat damage to a player, you may draw a card.

{1}{U}, {T}: Creatures your opponents control attack this turn if able.

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.

{T}: Add {C}.

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

Vigilance

When Cataclysmic Gearhulk enters the battlefield, each player chooses an artifact, a creature, an enchantment, and a planeswalker from among the nonland permanents they control, then sacrifices the rest.

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.)

Exile target creature you control, then return that card to the battlefield under your control.

First strike

When Combustible Gearhulk enters the battlefield, target opponent may have you draw three cards. If the player doesn't, you mill three cards, then Combustible Gearhulk deals damage to that player equal to the total mana value of those cards.

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

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

Sacrifice Commander's Sphere: Draw a card.

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

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

Equip {1}

Crumbling Necropolis enters the battlefield tapped.

{T}: Add {U}, {B}, or {R}.

+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}.

Dimir Aqueduct enters the battlefield tapped.

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

{T}: Add {U}{B}.

As an additional cost to cast this spell, return a permanent you control to its owner's hand.

Counter target spell.

Dismal Backwater enters the battlefield tapped.

When Dismal Backwater enters the battlefield, you gain 1 life.

{T}: Add {U} or {B}.

Tap target creature.

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

Exile any number of target creatures you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step.

Exile target creature you control, then return that card to the battlefield under its owner's control. If it's a Spirit, put a +1/+1 counter on it.

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

Flying

{1}{W}{B}, {T}: Destroy target creature or enchantment.

{2}{U}: Untap Ethersworn Adjudicator.

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.)

Everflowing Chalice enters the battlefield with a charge counter on it for each time it was kicked.

{T}: Add {C} for each charge counter on Everflowing Chalice.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add one mana of any color that a land an opponent controls could produce.

Flying

Whenever a nontoken creature enters the battlefield under an opponent's control, create a token that's a copy of that creature except it's an artifact in addition to its other types. Then exile all other tokens created with Faerie Artisans.

{T}: Add one mana of any color that a land an opponent controls could produce.

Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

{1}{W}{U}, {T}: Return target artifact or enchantment card from your graveyard to your hand.

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

Exile up to two target creatures you control, then return those cards to the battlefield under their owner's control.

Draw a card.

At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life.

{T}: Add {C}.

{4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

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

Jwar Isle Refuge enters the battlefield tapped.

When Jwar Isle Refuge enters the battlefield, you gain 1 life.

{T}: Add {U} or {B}.

Exile target creature. At the beginning of the next end step, return that card to the battlefield under its owner's control with a +1/+1 counter on it.

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.

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.

{2}{W}{U}: Exile target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.

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.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

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.

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.

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

Mystic Monastery enters the battlefield tapped.

{T}: Add {U}, {R}, or {W}.

{3}{U}, {T}: Exile another target creature you control, then return that card to the battlefield under your control.

Equipped creature gets +2/+2, has intimidate, and is a black Zombie. (A creature with intimidate can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Whenever a nontoken creature is put into your graveyard from the battlefield, you may pay {4}. If you do, return that card to the battlefield and attach Nim Deathmantle to it.

Equip {4}

Nomad Outpost enters the battlefield tapped.

{T}: Add {R}, {W}, or {B}.

Menace

When Noxious Gearhulk enters the battlefield, you may destroy another target creature. If a creature is destroyed this way, you gain life equal to its toughness.

Return all artifact and enchantment cards from all graveyards to the battlefield under their owners' control. (Auras with nothing to enchant remain in graveyards.)

{1}, {T}: Add {W}{B}.

Exile target creature. At the beginning of the next end step, return that card to the battlefield under its owner's control with a +1/+1 counter on it.

Artifacts you control have hexproof.

At the beginning of your upkeep, if you control the artifact with the highest mana value or tied for the highest mana value, draw a card.

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.

Destroy all creatures, then create an X/X colorless Phyrexian Horror artifact creature token, where X is the number of creatures destroyed this way.

When Pia and Kiran Nalaar enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying.

{2}{R}, Sacrifice an artifact: Pia and Kiran Nalaar deals 2 damage to any target.

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}.)

Rakdos Carnarium enters the battlefield tapped.

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

{T}: Add {B}{R}.

When Restoration Gearsmith enters the battlefield, return target artifact or creature card from your graveyard to your hand.

{T}: Add {U}.

Flying

When Sharuum the Hegemon enters the battlefield, you may return target artifact card from your graveyard to the battlefield.

Flash

You may cast artifact spells as though they had flash.

Equipped creature gets +1/-1.

Whenever equipped creature dies, draw two cards.

Equip {1}

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

When Solemn Simulacrum enters the battlefield, 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.

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.

When Spine of Ish Sah enters the battlefield, 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.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Swiftwater Cliffs enters the battlefield tapped.

When Swiftwater Cliffs enters the battlefield, you gain 1 life.

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

{U}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.

{W}{B}: Target artifact creature gains deathtouch and lifelink until end of turn.

{T}: Add {C}{C}. Activate only if you control five or more lands.

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

When Thopter Engineer enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying.

Artifact creatures you control have haste. (They can attack and {T} as soon as they come under your control.)

At the beginning of your upkeep, if you control an artifact, create a 1/1 colorless Thopter artifact creature token with flying.

Whenever one or more artifact creatures you control deal combat damage to a player, draw a card.

{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.

Transguild Promenade enters the battlefield tapped.

When Transguild Promenade enters the battlefield, sacrifice it unless you pay {1}.

{T}: Add one mana of any color.

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.

Exile target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.

Flash

When Vizier of Deferment enters the battlefield, you may exile target creature if it attacked or blocked this turn. Return that card to the battlefield under its owner's control at the beginning of the next end step.

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

Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.

When Whirler Rogue enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying.

Tap two untapped artifacts you control: Target creature can't be blocked this turn.