Basalt Monolith doesn't untap during your untap step. {T}: Add {C}{C}{C}. {3}: Untap Basalt Monolith.

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

Tap two untapped artifacts you control: Untap target artifact.

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

{T}: Add {C}{C}{C}. {3}, {T}, Sacrifice Dreamstone Hedron: Draw three cards.

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.

{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.

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

Creature spells cost {2} more to cast.

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

Spells your opponents cast cost {2} more to cast. At the beginning of your end step, each opponent loses 1 life.

{T}: Add {C}{C}. {2}, {T}, Sacrifice Hedron Archive: Draw two cards.

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste. Equip {5}

Sacrifice an artifact: Add {C}{C}.

{T}: Target permanent becomes an artifact in addition to its other types until end of turn.

Mana Vault doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault. At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.

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

Creatures with power 3 or greater don't untap during their controllers' untap steps.

{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.

All permanents are artifacts in addition to their other types. All cards that aren't on the battlefield, spells, and permanents are colorless. Players may spend mana as though it were mana of any color.

You may look at the top card of your library any time. You may cast artifact spells and colorless spells from the top of your library. {T}, Pay 1 life: Exile the top card of your library.

Nevinyrral's Disk enters the battlefield tapped. {1}, {T}: Destroy all artifacts, creatures, and enchantments.

{T}: Add {C}. You gain 1 life.

Imprint — When Prototype Portal enters the battlefield, you may exile an artifact card from your hand. {X}, {T}: Create a token that's a copy of the exiled card. X is the mana value of that card.

Whenever you activate an ability, if it isn't a mana ability, you may pay {2}. If you do, copy that ability. You may choose new targets for the copy.

{2}: Target creature gets +1/+0 until end of turn.

{T}: Return target noncreature artifact card with mana value 1 or less from your graveyard to the battlefield. Whenever a creature dies, you may untap Salvaging Station.

Imprint — When Semblance Anvil enters the battlefield, you may exile a nonland card from your hand. Spells you cast that share a card type with the exiled card cost {2} less to cast.

When Skyship Weatherlight enters the battlefield, search your library for any number of artifact and/or creature cards, exile them, then shuffle. {4}, {T}: Choose a card at random that was exiled with Skyship Weatherlight. Put that card into its owner's hand.

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

{6}, {T}: Two target players exchange life totals.

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.

Sunset Pyramid enters the battlefield with three brick counters on it. {2}, {T}, Remove a brick counter from Sunset Pyramid: Draw a card. {2}, {T}: Scry 1.

At the beginning of your upkeep, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") {T}, Sacrifice three Clues: Search your library for a card, put that card into your hand, then shuffle.

Imprint — When Thought Prison enters the battlefield, you may have target player reveal their hand. If you do, choose a nonland card from it and exile that card. Whenever a player casts a spell that shares a color or mana value with the exiled card, Thought Prison deals 2 damage to that player.

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

{4}, {T}: You may put a historic permanent card from your hand onto the battlefield. (Artifacts, legendaries, and Sagas are historic.)

{8}, {T}: Draw four cards.

{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.

{T}: Add {C}. {7}, {T}, Sacrifice Unstable Obelisk: Destroy target permanent.

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

{1}, {T}: Untap target artifact.

Sacrifice Welding Jar: Regenerate target artifact.

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.)

Remove a +1/+1 counter from Arcbound Reclaimer: Put target artifact card from your graveyard on top of your library. Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

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.

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

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

{T}, Sacrifice three artifacts: Search your library for an artifact card, put it onto the battlefield, then shuffle.

Nonartifact spells cost {1} more to cast.

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.)

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

Imprint — {T}: Exile target artifact card from a graveyard. Myr Welder has all activated abilities of all cards exiled with it.

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.

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

Reach, trample, protection from multicolored Stonecoil Serpent enters the battlefield with X +1/+1 counters on it.

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.)

{2}: Untap target artifact creature.

At the beginning of your end step, untap target artifact.

Exile target permanent.

As an additional cost to cast this spell, reveal a colorless creature card from your hand. Exile target creature if its power is less than or equal to the revealed card's power.

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

Indestructible {T}: Add {C}.

Guildless Commons enters the battlefield tapped. When Guildless Commons enters the battlefield, return a land you control to its owner's hand. {T}: Add {C}{C}.

{T}: Add {C}. {3}, {T}, Sacrifice Haunted Fengraf: Return a creature card at random from your graveyard to your hand.

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 {C}. {T}: Put a charge counter on Mirrodin's Core. {T}, Remove a charge counter from Mirrodin's Core: Add one mana of any color.

{T}: Add {C}. {1}: Mishra's Factory becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land. {T}: Target Assembly-Worker creature gets +1/+1 until end of turn.

{T}: Add {C}. {1}, {T}, Sacrifice an artifact: You gain 1 life.

{T}: Add {C}. ({C} represents colorless mana.) {2}{C}, {T}: Draw a card. Activate only if you have no cards in hand.

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

{T}: Add {C}. {2}, {T}: You gain 1 life for each colorless creature you control.

(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.

{T}: Add {C}.

{T}: Add {C}.

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.)

{T}: Add {C}. {1}, {T}: Add one mana of any color.