Each player sacrifices all permanents they control that are one or more colors.

{T}: Add {C}.

{1}, {T}: Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud.

Trample

Whenever another artifact enters the battlefield, put a +1/+1 counter on Arcbound Crusher.

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.)

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

{T}: Add {C}.

{5}, {T}: Draw a card. Activate only if you have the city's blessing.

{3}, {T}: Tap target creature you control and target creature of an opponent's choice they control. Those creatures fight each other. (Each deals damage equal to its power to the other.)

{T}: Add {C}. Spend this mana only to activate an ability or cast an artifact spell.

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +1/+1 and has vigilance and lifelink.

Equip {5}

Blast Zone enters the battlefield with a charge counter on it.

{T}: Add {C}.

{X}{X}, {T}: Put X charge counters on Blast Zone.

{3}, {T}, Sacrifice Blast Zone: Destroy each nonland permanent with mana value equal to the number of charge counters on Blast Zone.

{T}: Add {C}.

Cycling {2} ({2}, Discard this card: Draw a card.)

{T}: Add {C}.

{3}, {T}: Draw a card. Activate only if you control a creature with power 4 or greater.

Equipped creature gets +2/+0.

Equip {1}

{T}: Add {C}.

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

Cathedral of War enters the battlefield tapped.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

{T}: Add {C}.

Equipped creature has first strike, trample, and haste.

Equip {1}

Spells you control can't be countered.

At the beginning of your end step, discover 5. (Exile cards from the top of your library until you exile a nonland card with mana value 5 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Coldsteel Heart enters the battlefield tapped.

As Coldsteel Heart enters the battlefield, choose a color.

{T}: Add one mana of the chosen color.

{2}, {T}: Draw a card, then discard a card. Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

{T}: Add {C}.

{4}: Put two +1/+1 counters on Crawling Barrens. Then you may have it become a 0/0 Elemental creature until end of turn. It's still a land.

When Crystal Grotto enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

{T}: Add {C}.

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

Indestructible

{T}: Add {C}.

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

Indestructible

{T}: Add one mana of any color.

Indestructible

Darksteel Juggernaut's power and toughness are each equal to the number of artifacts you control.

Darksteel Juggernaut attacks each combat if able.

Indestructible

Equipped creature has indestructible.

Equip {2}

{T}: Add {C}.

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

{T}: Add {C}.

{1}, {T}: Until end of turn, your opponents and creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof.

Ebony Fly enters the battlefield tapped.

{T}: Add {C}.

{4}: Roll a d6. Until end of turn, you may have Ebony Fly become an X/X Insect artifact creature with flying, where X is the result.

Whenever Ebony Fly attacks, another target attacking creature gains flying until end of turn.

Equipped creature can block an additional creature each combat.

Equip {1}

When Gallifrey Council Chamber enters the battlefield, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a Time Lord or Alien spell or activate an ability of a Time Lord or Alien.

Trample

Whenever Geode Golem deals combat damage to a player, you may cast your commander from the command zone without paying its mana cost. (You still pay any additional costs.)

Spells your opponents cast cost {2} more to cast.

At the beginning of your end step, each opponent loses 1 life.

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}.

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.

Equipped creature has vigilance, trample, and haste.

Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

{T}: Add {C}. ({C} represents colorless mana.)

You may choose not to untap Ice Floe during your untap step.

{T}: Tap target creature without flying that's attacking you. It doesn't untap during its controller's untap step for as long as Ice Floe remains tapped.

When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.

Scry 2, then draw a card.

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.

Flying

When Junk Diver dies, return another target artifact card from your graveyard to your hand.

Karn, Legacy Reforged's power and toughness are each equal to the greatest mana value among artifacts you control.

At the beginning of your upkeep, add {C} for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end.

+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."

{T}: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

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.

When Meteor Golem enters the battlefield, destroy target nonland permanent an opponent controls.

{T}: Add {C}.

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

Whenever an opponent draws a card, you may pay {1}. If you do, draw a card.

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

Myriad Landscape enters the battlefield tapped.

{T}: Add {C}.

{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

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.

When Nimblewright Schematic enters the battlefield or is put into a graveyard from the battlefield, create a 1/1 colorless Construct artifact creature token.

Counter target spell or ability that targets a permanent you control.

This spell costs {7} less to cast if it targets a spell or ability that targets a creature you control with power 7 or greater.

{T}: Add {C}.

{5}, {T}, Exile Ominous Cemetery: Target creature's owner shuffles it into their library.

Flying

{T}: Add one mana of any color.

As Pithing Needle enters the battlefield, choose a card name.

Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

{8}, {T}: Search your library for a permanent card, put it onto the battlefield, then shuffle.

When Portal to Phyrexia enters the battlefield, each opponent sacrifices three creatures.

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.

Power Depot enters the battlefield 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

{T}: Add {C}.

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

{T}: Add {C}.

{2}, {T}, Sacrifice a Desert: Exile all graveyards.

Scene of the Crime enters the battlefield tapped.

{T}: Add {C}.

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

{2}, Sacrifice Scene of the Crime: Draw a card.

When Servo Schematic enters the battlefield or is put into a graveyard from the battlefield, create a 1/1 colorless Servo artifact creature token.

{T}: Add {C}.

{T}: Add {C}{C}. Spend this mana only to cast colorless spells. Activate only if you control seven or more lands.

Whenever Slagstone Refinery or another nontoken artifact you control is put into a graveyard from the battlefield or is put into exile from 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.")

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

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.

As Sorcerous Spyglass enters the battlefield, look at an opponent's hand, then choose any card name.

Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

({C} represents colorless mana.)

Target creature gets +3/-3 until end of turn.

At the beginning of your upkeep, draw a card.

{T}: Staff of Nin deals 1 damage to any target.

{T}: Add {C}.

{1}, {T}: Add one mana of any color. When you spend this mana to cast your commander, scry X, where X is the number of times it's been cast from the command zone this game.

Sunken Citadel enters the battlefield tapped. As it enters, choose a color.

{T}: Add one mana of the chosen color.

{T}: Add two mana of the chosen color. Spend this mana only to activate abilities of land sources.

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

Equip {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.

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

When The Grey Havens enters the battlefield, scry 1.

{T}: Add {C}.

{T}: Add one mana of any color among legendary creature cards in your graveyard.

When The Mightstone and Weakstone enters the battlefield, 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.)

{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.

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.

{T}: Add {C}.

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

Tome of Legends enters the battlefield with a page counter on it.

Whenever your commander enters the battlefield or attacks, put a page counter on Tome of Legends.

{1}, {T}, Remove a page counter from Tome of Legends: Draw a card.

{T}: Add {C}.

{1}, {T}: Target creature gains protection from artifacts until end of turn.

{T}: Add {C}.

{X}{X}, {T}, Sacrifice Treasure Vault: Create X Treasure tokens.

Flying, vigilance, trample

When Triplicate Titan 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.

{T}: Add {C}.

{2}, {T}: Target legendary creature becomes a God in addition to its other types. Put a +1/+1 counter on it.

{4}, {T}, Sacrifice Tyrite Sanctum: Put an indestructible counter on target God.

Colorless spells you cast cost {2} less to cast.

+1: Exile the top card of your library face down and look at it. Create a 2/2 colorless Spirit creature token. When that token leaves the battlefield, put the exiled card into your hand.

-3: Destroy target permanent that's one or more colors.

Each land is a Swamp in addition to its other land types.

Whenever an opponent casts an instant or sorcery spell, they may pay {2}. If they don't, you may copy that spell. You may choose new targets for the copy.

Each player looks at the top five cards of their library and may reveal a land card and/or an instant or sorcery card from among them. Each player puts the cards they revealed this way into their hand and the rest on the bottom of their library in a random order. Each player gains 3 life.

{T}: Add {C}.

{3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.

({C} represents colorless mana.)

Choose one --

• Exile target creature with power or toughness 1 or less.

• Counter target sorcery spell.

• Create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}."

{T}: Add {C}.

{T}: Add {C}.

{T}: Add {C}.

{T}: Add {C}.

{T}: Add {C}.

Sacrifice Welding Jar: Regenerate target artifact.

{T}: Add {C}.

{2}, {T}: Target commander gains lifelink until end of turn.

Worn Powerstone enters the battlefield tapped.

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

Each land is a Forest in addition to its other land types.

Whenever a player casts their first multicolored spell each turn, each other player draws a card.

When Zhalfirin Void enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

{T}: Add {C}.