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.

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

Whenever a player casts an artifact spell, you may gain 1 life.

At the beginning of your upkeep, you may put a petal counter on Lotus Blossom. {T}, Sacrifice Lotus Blossom: Add X mana of any one color, where X is the number of petal counters on Lotus Blossom.

{1}, {T}: Untap another target artifact. {3}, {T}: Target creature can't be blocked this turn.

Whenever a permanent becomes untapped, that permanent's controller mills a card.

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

{2}: Mirage Mirror becomes a copy of target artifact, creature, enchantment, or land until end of turn.

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.

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

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

You have no maximum hand size.

As long as Storage Matrix is untapped, each player chooses artifact, creature, or land during their untap step. That player can untap only permanents of the chosen type this step.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

Whenever you untap one or more permanents during your untap step, put that many time counters on The Millennium Calendar. {2}, {T}: Double the number of time counters on The Millennium Calendar. When there are 1,000 or more time counters on The Millennium Calendar, sacrifice it and each opponent loses 1,000 life.

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

As Throne of Eldraine enters the battlefield, choose a color. {T}: Add four mana of the chosen color. Spend this mana only to cast monocolored spells of that color. {3}, {T}: Draw two cards. Spend only mana of the chosen color to activate this ability.

Untap all artifacts you control during each other player's untap step.

You may cast spells as though they had flash.

Trample, infect, indestructible If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner's library instead.

When Dutiful Replicator enters the battlefield, you may pay {1}. When you do, create a token that's a copy of target token you control not named Dutiful Replicator.

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.)

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

Hangarback Walker enters the battlefield with X +1/+1 counters on it. When Hangarback Walker dies, create a 1/1 colorless Thopter artifact creature token with flying for each +1/+1 counter on Hangarback Walker. {1}, {T}: Put a +1/+1 counter on Hangarback Walker.

Flying Historic spells you cast cost {1} less to cast. (Artifacts, legendaries, and Sagas are historic.)

{U}, {T}, Return an artifact you control to its owner's hand: You may put an artifact card from your hand onto the battlefield.

This spell costs {X} less to cast, where X is the total mana value of noncreature artifacts you control. Sacrifice two artifacts: Return Metalwork Colossus from your graveyard to your hand.

Flying

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.

Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying. {1}{U}, Sacrifice two artifacts: Draw a card.

You may look at the top card of your library any time. As long as The Reality Chip is attached to a creature, you may play lands and cast spells from the top of your library. Reconfigure {2}{U} ({2}{U}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Flying At the beginning of your upkeep, if you control no Thopters other than Thopter Assembly, return Thopter Assembly to its owner's hand and create five 1/1 colorless Thopter artifact creature tokens with flying.

Affinity for artifacts Flying When Thought Monitor enters the battlefield, draw two cards.

When Tribute Mage enters the battlefield, you may search your library for an artifact card with mana value 2, reveal that card, put it into your hand, then shuffle.

If Leyline of Anticipation is in your opening hand, you may begin the game with it on the battlefield. You may cast spells as though they had flash.

Enchant artifact you control At the beginning of your upkeep, create a token that's a copy of enchanted artifact. Then if you control eight or more artifacts with the same name as one another, you win the game.

You may have Mirrormade enter the battlefield as a copy of any artifact or enchantment on the battlefield.

You may cast spells from your hand without paying their mana costs.

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.

Draw three cards, then put two cards from your hand on top of your library in any order.

Counter target spell.

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

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

Scry 1. Draw a card.

Counter target spell unless its controller pays {1} for each artifact you control.

Return any number of target nonland, nontoken permanents you control to their owners' hands. Draw a card for each card returned to your hand this way.

Draw three cards. Then discard two cards unless you discard an artifact card.

Choose artifact, creature, or land. Tap all untapped permanents of the chosen type target player controls, or untap all tapped permanents of that type that player controls.

({T}: Add {U}.)

Lonely Sandbar enters the battlefield tapped. {T}: Add {U}. Cycling {U} ({U}, Discard this card: Draw a card.)

{T}: Add {U}.

{T}: Add {C}. {7}, {T}: Create a 2/2 colorless Assembly-Worker artifact creature token.

{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.

{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Urza's Saga gains "{T}: Add {C}." II — Urza's Saga gains "{2}, {T}: Create a 0/0 colorless Construct artifact creature token with 'This creature gets +1/+1 for each artifact you control.'" III — Search your library for an artifact card with mana cost {0} or {1}, put it onto the battlefield, then shuffle.

Return target artifact card from your graveyard to the battlefield.

Put any number of target artifact cards from target player's graveyard on top of their library in any order.

Draw cards equal to the number of cards in your library, then put a card from your hand on top of your library. You have no maximum hand size until your next turn.

Shuffle your library. Then exile the top card of your library. Until end of turn, you may play that card without paying its mana cost. Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Choose one — • Create a token that's a copy of target artifact creature you control. • Create a token that's a copy of target nonartifact creature you control. Entwine {2}{U} (Choose both if you pay the entwine cost.)

Search your library for a sorcery card, reveal it, then shuffle and put that card on top.

Look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.

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

As an additional cost to cast this spell, sacrifice an artifact. Search your library for an artifact card, put that card onto the battlefield, then shuffle.

{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

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.)

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

Flying Whenever you cast a noncreature spell, incubate X, where X is that spell's mana value. (Create an Incubator token with X +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

Counter target instant spell.

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.

Flash Flying Whenever an opponent draws their second card each turn, you draw a card. {3}{U}: Each player draws a card.

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

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.

Look at the top five cards of your library, then put them back in any order.

Creatures don't untap during their controllers' untap steps. Whenever a creature enters the battlefield, untap all creatures.

{1}{U}{U}: Target permanent becomes an artifact in addition to its other types. (This effect lasts indefinitely.) {3}{U}: Gain control of target artifact. (This effect lasts indefinitely.)

Flash When Misleading Signpost enters the battlefield during the declare attackers step, you may reselect which player or permanent target attacking creature is attacking. (It can't attack its controller or their permanents.) {T}: Add {U}.

Counter target noncreature spell.

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

Scry 2, then draw a card. (To 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.)

Return target permanent to its owner's hand.

Counter target spell. Untap up to four lands.

Flying Whenever Schema Thief deals combat damage to a player, create a token that's a copy of target artifact that player controls.

Flying Whenever an artifact creature you control deals combat damage to a player, you may create a 1/1 blue Thopter artifact creature token with flying.

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

Counter target noncreature spell unless its controller pays {2}.

Target player draws X cards.

Return target permanent to its owner's hand. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Tempting offer — Choose target creature you control. Create a token that's a copy of that creature. Each opponent may create a token that's a copy of that creature. For each opponent who does, create a token that's a copy of that creature.

Creatures you control with power or toughness 1 or less can't be blocked.

Whenever one or more artifact creatures you control die, draw a card. This ability triggers only once each turn. {2}{W}, {T}: Create a 1/1 colorless Thopter artifact creature token with flying.

Flying Whenever you cast a spell, return target permanent to its owner's hand.