+1: Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") −1: Pay any amount of mana. Look at that many cards from the top of your library, then put one of those cards into your hand and the rest on the bottom of your library in a random order. −7: You get an emblem with "Tap an untapped artifact you control: This emblem deals 1 damage to any target."

Whenever you cast a spell, you gain 1 life for each spell you've cast this turn. Pay 50 life: This artifact deals 50 damage to any target.

Equipped creature gets +1/+1 for each land you control. Equip legendary creature {3} Equip {7}

Equipped creature gets +1/+0. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

{1}, {T}, Sacrifice this artifact: Add one mana of any color. When this artifact is put into a graveyard from the battlefield, draw a card.

Each spell costs {3} more to cast except during its controller's turn.

This artifact enters tapped. {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}, {T}, Sacrifice this artifact: Target player loses the game.

When this artifact enters, draw a card. Sacrifice this artifact: Choose a basic land type. Each land you control becomes that type until end of turn.

{T}: Add {C}. {T}: Roll the planar die. Activate only as a sorcery.

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

{3}, {T}: Reveal cards from the top of your library until you reveal a land card. This artifact deals damage equal to the number of nonland cards revealed this way to any target. If the revealed land card was a Mountain, this artifact deals double that damage instead. Put the revealed cards on the bottom of your library in any order.

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}

When this artifact enters or is put into a graveyard from the battlefield, draw a card.

{2}, {T}: Draw a card, then discard a card.

{3}, {T}: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

{T}, Discard a card: Up to one target creature can't be blocked this turn. Whenever this artifact becomes untapped, you may pay {2}. If you do, draw a card.

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

{T}, Put a page counter on this artifact: Scry 1. (Look at the top card of your library. You may put that card on the bottom.) {2}, {T}, Put a page counter on this artifact: Draw a card. When there are four or more page counters on this artifact, exile it. If you do, you gain 4 life.

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

{2}, {T}: Target player mills two cards.

{T}, Sacrifice this artifact: Look at the top card of target player's library. Draw a card at the beginning of the next turn's upkeep.

{T}: Add one mana of any color among legendary creatures and planeswalkers you control.

{5}, {T}, Exile this artifact: Exile all nonland permanents.

As this artifact enters, pay any amount of life. {4}, {T}: Create an X/X black Phyrexian Minion creature token, where X is the life paid as this artifact entered.

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.

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

Equipped creature has deathtouch. Whenever equipped creature deals combat damage to a player, that player loses half their life, rounded up. Equip {3}

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

Imprint — When this artifact enters, 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.

Whenever equipped creature attacks alone, it gets +1/+1 until end of turn for each other creature you control. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

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

When this artifact enters, exile target card from a graveyard. {T}, Sacrifice this artifact: Exile each opponent's graveyard. {1}, {T}, Sacrifice this artifact: Draw a card.

{T}, Tap an untapped creature you control: Add one mana of any color.

{1}: Untap this artifact. {2}, {T}: You gain 1 life. {3}, {T}: Untap target creature. {4}, {T}: Tap target creature. {5}, {T}: Draw a card.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.) Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Whenever you cast a multicolored spell, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") {X}{X}{X}, {T}: Look at the top X cards of your library. Put up to two of them into your hand and the rest on the bottom of your library in a random order.

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.)

Noncreature spells cost {1} more to cast.

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

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

Modular 2 (This creature enters with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

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

{1}{U}: Return target artifact you control to its owner's hand. {3}, {T}: Copy target artifact spell you control. (The copy becomes a token.)

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

Flash Flying You may cast colorless spells and artifact spells as though they had flash. Whenever you cast a spell, if the amount of mana spent to cast that spell is greater than Liberator's power, put a +1/+1 counter on Liberator.

Nonartifact spells cost {1} more to cast.

{T}: You gain 1 life. If you control creatures named Power Plant Worker and Tower Worker, you gain 3 life instead.

Flying

{3}: This creature gets +2/+2 until end of turn. If you control creatures named Mine Worker and Tower Worker, put two +1/+1 counters on this creature instead. Activate only once each turn.

Whenever this creature dies 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.

When this creature enters, you may search your library for an Assembly-Worker creature card, reveal it, put it into your hand, then shuffle.

Reach {T}: Add {C}. If you control creatures named Mine Worker and Power Plant Worker, add {C}{C}{C} instead.

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.

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.

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

{T}: Add {W}.

{T}: Add {C}. {T}: Add {R} or {W}. This land deals 1 damage to you.

This land enters with a charge counter on it. {T}: Add {C}. {X}{X}, {T}: Put X charge counters on this land. {3}, {T}, Sacrifice this land: Destroy each nonland permanent with mana value equal to the number of charge counters on this land.

{T}: Add {C}. {T}: Add {G} or {W}. This land deals 1 damage to you.

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

This land enters tapped. Indestructible {T}: Add {B} or {G}.

Indestructible {T}: Add {C}.

This land enters tapped. Indestructible {T}: Add {B} or {R}.

({T}: Add {G}.)

At the beginning of the end step, if you control no artifacts, sacrifice this land. {T}: Add one mana of any color.

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

{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.

({T}: Add {U}.)

{T}: Add {C}. {T}: Add {B} or {G}. This land deals 1 damage to you.

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

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

({T}: Add {W}.)

This land enters tapped. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast artifact spells or activate abilities of artifacts. Modular 1

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

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

{T}: Add {U}.

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

This land enters tapped. Indestructible {T}: Add {R} or {G}.

({T}: Add {B}.)

({T}: Add {B}.)

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

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

{T}: Add {G}.

{T}: Add {C}. {T}: Add {U} or {B}. This land deals 1 damage to you.

{T}: Add {C}. {3}, {T}, Sacrifice this land: Search your library for a land card, put it onto the battlefield tapped, then shuffle.

{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 — This Saga gains "{T}: Add {C}." II — This Saga gains "{2}, {T}: Create a 0/0 colorless Construct artifact creature token with 'This token 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}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.

{T}: Add {C}. Metalcraft — {T}: Add {C} for each Urza's land you control. Activate only if you control three or more artifacts.