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

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.

As an additional cost to cast this spell, sacrifice an artifact or creature. Ward {2} When Dusk Rose Reliquary enters the battlefield, exile target artifact or creature an opponent controls until Dusk Rose Reliquary leaves the battlefield.

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

Flash Indestructible When Mithril Coat enters the battlefield, attach it to target legendary creature you control. Equipped creature has indestructible. Equip {3}

{4}, {T}: Put a fate counter on target permanent. {5}, {T}, Sacrifice Oblivion Stone: Destroy each nonland permanent without a fate counter on it, then remove all fate counters from all permanents.

At the beginning of your end step, put an influence counter on Palantír of Orthanc and scry 2. Then target opponent may have you draw a card. If that player doesn't, you mill X cards, where X is the number of influence counters on Palantír of Orthanc, and that player loses life equal to the total mana value of those cards.

You may have Sculpting Steel enter the battlefield as a copy of any artifact on the battlefield.

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

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.

Flying {R}: Artifact creatures you control get +1/+0 until end of turn. Unearth {3}{R}{R} ({3}{R}{R}: 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.)

Double strike Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) Other artifacts you control have ward {2}. Bronze Guardian's power is equal to the number of artifacts you control.

Flying Feeder Mandibles — When Canoptek Scarab Swarm enters the battlefield, exile target player's graveyard. For each artifact or land card exiled this way, create a 1/1 colorless Insect artifact creature token with flying.

Vigilance Exile Cannon — When Canoptek Tomb Sentinel enters the battlefield from a graveyard, exile up to one target nonland permanent. Unearth {7} ({7}: 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.)

Trample When you cast this spell and whenever Cityscape Leveler attacks, destroy up to one target nonland permanent. Its controller creates a tapped Powerstone token. Unearth {8}

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.

Skulk (This creature can't be blocked by creatures with greater power.) Whenever Cybermat attacks and isn't blocked, it gets +X/+0 until end of turn, where X is the number of attacking artifact creatures.

Nonlegendary artifact creatures you control have myriad. (Whenever a creature with myriad attacks, for each opponent other than defending player, you may create a token that's a copy of that creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

{2}{R}, {T}: Create a token that's a copy of target creature card in your graveyard, except it's an artifact in addition to its other types. It gains haste. Sacrifice it at the beginning of the next end step.

When Goblin Engineer enters the battlefield, you may search your library for an artifact card, put it into your graveyard, then shuffle. {R}, {T}, Sacrifice an artifact: Return target artifact card with mana value 3 or less from your graveyard to the battlefield.

{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.

First strike Menace (This creature can't be blocked except by two or more creatures.) {T}, Sacrifice Goldhound: Add one mana of any color.

Flying Sacrifice Hope of Ghirapur: Until your next turn, target player who was dealt combat damage by Hope of Ghirapur this turn can't cast noncreature spells.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) Other artifact creatures you control get +2/+2 as long as you have the city's blessing. At the beginning of each upkeep, create a 1/1 colorless Gnome artifact creature token.

Whenever Ironsoul Enforcer or a commander you control attacks alone, return target artifact card from your graveyard to the battlefield.

Vigilance At the beginning of your end step, untap each other artifact creature you control. {3}{W}, {T}: Create a 5/5 colorless Vehicle artifact token named Zeppelin with flying and crew 3. (It has "Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.")

Prevent all combat damage that would be dealt to attacking artifact creatures you control. Whenever one or more artifact creatures enter the battlefield under your control, draw a card. This ability triggers only once each turn.

Haste {1}, {T}, Discard a card: Draw a card. Whenever you discard one or more artifact cards, add {R}{R}. This ability triggers only once each turn.

Flying {T}: Add one mana of any color.

Magical Tinkering — {W}, {T}, Sacrifice an artifact: Search your library for an artifact card with mana value equal to 1 plus the sacrificed artifact's mana value, put it onto the battlefield, then shuffle. Activate only as a sorcery.

Vigilance, lifelink Exile Paladin Danse, Steel Maverick: Each creature you control that's an artifact or Human gains indestructible until end of turn.

Double strike When Phyrexian Dragon Engine enters the battlefield from your graveyard, you may discard your hand. If you do, draw three cards. Unearth {3}{R}{R} (Melds with Mishra, Claimed by Gix.)

At the beginning of your end step, if you control two or more other creatures, draw a card. {3}{W}: Create a 1/1 colorless Soldier artifact creature token. Unearth {2}{W}{W}

When Scrapwork Mutt enters the battlefield, you may discard a card. If you do, draw a card. Unearth {1}{R} ({1}{R}: 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.)

Squad {3} (As an additional cost to cast this spell, you may pay {3} any number of times. When this creature enters the battlefield, create that many tokens that are copies of it.) Vigilance Whenever a creature token enters the battlefield under your control, put a +1/+1 counter on it.

Haste As long as an artifact entered the battlefield under your control this turn, creatures you control get +2/+2. Battalion — Whenever Sentinel Sarah Lyons and at least two other creatures attack, Sentinel Sarah Lyons deals damage equal to the number of artifacts you control to target player.

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.

Threefold Thunderhulk enters the battlefield with three +1/+1 counters on it. Whenever Threefold Thunderhulk enters the battlefield or attacks, create a number of 1/1 colorless Gnome artifact creature tokens equal to its power. {2}, Sacrifice another artifact: Put a +1/+1 counter on Threefold Thunderhulk.

When Bitter Reunion enters the battlefield, you may discard a card. If you do, draw two cards. {1}, Sacrifice Bitter Reunion: Creatures you control gain haste until end of turn.

Artifact creatures you control get +2/+2.

As an additional cost to cast this spell, discard a card. Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Choose one — • Boros Charm deals 4 damage to target player or planeswalker. • Permanents you control gain indestructible until end of turn. • Target creature gains double strike until end of turn.

As an additional cost to cast this spell, sacrifice an artifact or discard a card. Draw two cards.

Tap target creature. Metalcraft — If you control three or more artifacts, exile that creature.

Destroy target creature, enchantment, or planeswalker. Its controller creates two Map tokens. (They're artifacts with "{1}, {T}, Sacrifice this artifact: Target creature you control explores. Activate only as a sorcery.")

{T}: Add {W}.

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

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

Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

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

When Conduit Pylons enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) {T}: Add {C}. {1}, {T}: Add one mana of any color.

Indestructible {T}: Add {C}.

{T}: Add {W}. Channel — {2}{W}, Discard Eiganjo, Seat of the Empire: It deals 4 damage to target attacking or blocking creature. This ability costs {1} less to activate for each legendary creature you control.

({T}: Add {R} or {W}.) Elegant Parlor enters the battlefield tapped. When Elegant Parlor enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

{T}: Add {R}.

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.

Minas Tirith enters the battlefield tapped unless you control a legendary creature. {T}: Add {W}. {1}{W}, {T}: Draw a card. Activate only if you attacked with two or more creatures this turn.

({T}: Add {R}.)

({T}: Add {W}.)

Rustvale Bridge enters the battlefield tapped. Indestructible {T}: Add {R} or {W}.

({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.

Spectator Seating enters the battlefield tapped unless you have two or more opponents. {T}: Add {R} or {W}.

{T}: Add {C}. {1}, {T}: Add one mana of any color. {X}, {T}: The Mycosynth Gardens becomes a copy of target nontoken artifact you control with mana value X.

Put two +1/+1 counters on target creature. It gains vigilance, trample, lifelink, indestructible, and haste until end of turn. Flashback {2}{R}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Return up to one target artifact or enchantment card from your graveyard to the battlefield. Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

Draw two cards, then discard two cards. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Search your library for a card, put that card into your hand, discard a card at random, then shuffle.

Search your library for an artifact card, reveal it, put it into your hand, shuffle, then discard a card at random. If an artifact card was discarded this way, Reckless Handling deals 2 damage to each opponent.

Return target artifact or creature card with mana value 3 or less from your graveyard to the battlefield. If a creature enters the battlefield this way, it enters with an additional +1/+1 counter on it.

Return target artifact, enchantment, or planeswalker card from your graveyard to 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.")

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.

As an additional cost to cast this spell, discard a card. Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Return target permanent card with mana value 3 or less from your graveyard to the battlefield. If this spell was cast from a graveyard, you may copy this spell and may choose a new target for the copy. Flashback {4}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

As an additional cost to cast this spell, sacrifice an artifact. Return target artifact card from your graveyard to the battlefield.

Flying Fabricator Claw Array — Whenever another nontoken artifact creature or Vehicle enters the battlefield under your control, draw a card.

Artifact creatures you control have afflict 3. (Whenever a creature with afflict 3 becomes blocked, defending player loses 3 life.)

Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power.

{T}: Add {W}.

{T}: Add {R}.

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.

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

Haste At the beginning of your end step, return Reinforced Ronin to its owner's hand. Channel — {1}{R}, Discard Reinforced Ronin: Draw a card.

Destroy target nonland permanent. Its controller creates a 1/1 white Human creature token.