{T}: Add {C}. {1}{U}, {T}: Put target artifact card from your graveyard on top of your library.

{T}: Add {W}.

This land enters tapped unless you control an Island. {T}: Add {U}. {U}, {T}: The next spell you cast this turn has improvise. (Your artifacts can help cast that spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)

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

Indestructible {T}: Add {C}.

{T}: Add {W}. {T}: Add {U}. Activate only if you control a Plains or an Island.

({T}: Add {W} or {U}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

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}.)

This land enters tapped unless you control a Plains. {T}: Add {W}. {2}{W}{W}, {T}: Look at the top five cards of your library. You may reveal a historic card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. (Artifacts, legendaries, and Sagas are historic.)

Start your engines! (If you have no speed, it starts at 1. It increases once on each of your turns when an opponent loses life. Max speed is 4.) {T}: Add {C}. Max speed — {T}: Add {C}{C}.

({T}: Add {W}.)

This land enters tapped. Indestructible {T}: Add {W} or {U}.

You have no maximum hand size. {T}: Add {C}.

This land enters tapped unless you have two or more opponents. {T}: Add {W} or {U}.

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

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

As this artifact enters, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast.

You may look at the top card of your library any time. You may play historic lands and cast historic spells from the top of your library. (Artifacts, legendaries, and Sagas are historic.) {T}: Add {U}.

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

{1}, {T}, Sacrifice this artifact: Search your library for an artifact card with a mana ability or a basic land card, reveal it, put it into your hand, then shuffle.

When this artifact enters, each opponent sacrifices three creatures of their choice. At the beginning of your upkeep, put target creature card from a graveyard onto the battlefield under your control. It's a Phyrexian in addition to its other types.

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

{1}, {T}: Draw two cards, then discard a card. Create a 1/1 colorless Pilot creature token with "This token crews Vehicles as though its power were 2 greater." Crew 8 (Tap any number of creatures you control with total power 8 or more: This Vehicle becomes an artifact creature until end of turn.) Shorikai, Genesis Engine can be your commander.

When this artifact enters, scry 2. Whenever another artifact you control with mana value 3 or greater enters, create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control."

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

{T}: Add {C}. {T}: Add {W} or {U}. This artifact deals 1 damage to you.

When The Mightstone and Weakstone enters, choose one — • Draw two cards. • Target creature gets -5/-5 until end of turn. {T}: Add {C}{C}. This mana can't be spent to cast nonartifact spells. (Melds with Urza, Lord Protector.)

You have no maximum hand size. {T}: Add {C}.

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

Return all artifact and enchantment cards from your graveyard to the battlefield.

Return up to X target artifact and/or non-Aura enchantment cards each with mana value X or less from your graveyard to the battlefield. If X is 6 or more, those permanents are 4/4 creatures in addition to their other types.

Search your library for an artifact card, reveal it, put it into your hand, then shuffle.

Choose one or more — • Exile all artifacts. • Exile all creatures. • Exile all enchantments. • Exile all graveyards.

Draw cards equal to the highest mana value among artifacts you control.

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.

This spell can't be countered. Destroy all creatures.

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

Flying Other artifact creatures you control have flying. When this creature enters, until end of turn, each noncreature artifact you control becomes an artifact creature with base power and toughness 4/4.

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

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 copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

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

Whenever you cast an artifact spell, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Activated abilities of artifacts you control cost {1} less to activate. This effect can't reduce the mana in that cost to less than one mana.

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

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.

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

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 this creature or another artifact you control enters, put a +1/+1 counter on this creature and it can't be blocked this turn.

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.

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 this creature enters, create four 1/1 colorless Myr artifact creature tokens. Whenever this creature attacks, you may tap X untapped Myr you control. If you do, this creature gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.

Artifacts you control have hexproof. (They can't be the targets of spells or abilities your opponents control.) 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.

({U/P} can be paid with either {U} or 2 life.) You may have this creature enter as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.

Flash Flying Whenever an artifact creature you control deals combat damage to a player, 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.

At the beginning of your upkeep, each player draws a card. Whenever an opponent draws a card, that player loses 1 life.

Flash You may cast artifact spells as though they had flash.

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.

{T}: Put a +1/+1 counter on each artifact creature you control.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying When this creature enters, draw two cards.

Flying, vigilance, trample When this creature dies, create a 3/3 colorless Golem artifact creature token with flying, a 3/3 colorless Golem artifact creature token with vigilance, and a 3/3 colorless Golem artifact creature token with trample.

Artifact, instant, and sorcery spells you cast cost {1} less to cast. {7}: If you both own and control Urza, Lord Protector and an artifact named The Mightstone and Weakstone, exile them, then meld them into Urza, Planeswalker. Activate only as a sorcery.

Artifact creatures you control get +2/+2. {6}: Create a token that's a copy of target artifact you control, except it's a 1/1 Soldier creature in addition to its other types.

Start your engines! (If you have no speed, it starts at 1. It increases once on each of your turns when an opponent loses life. Max speed is 4.) You have no maximum hand size. Max speed — If you would draw a card, draw two cards instead.

(Gain the next level as a sorcery to add its ability.) The first artifact spell you cast each turn costs {1} less to cast. {1}{U}: Level 2 When this Class becomes level 2, reveal cards from the top of your library until you reveal an artifact card. Put that card into your hand and the rest on the bottom of your library in a random order. {5}{U}: Level 3 At the beginning of your end step, create a token that's a copy of target artifact you control.

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.

Return target nonland permanent you don't control to its owner's hand. Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Return each nonland permanent that's not historic to its owner's hand. (Artifacts, legendaries, and Sagas are historic.)

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

This spell can't be countered. Counter target noncreature spell.

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

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

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Exile target creature. Its controller gains life equal to its power.