{2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. {3}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. {4}, {T}: Copy target permanent spell you control. (The copy becomes a token.)

Whenever another nontoken artifact you control enters, you may pay {2}. If you do, create a token that's a copy of that artifact.

Trample Whenever another artifact enters, put a +1/+1 counter on this creature. Modular 1 (This creature enters with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

{T}: Put a charge counter on target artifact. Sacrifice this creature: Put two charge counters on target artifact.

Indestructible (Effects that say "destroy" don't destroy this artifact.) At the beginning of your upkeep, you may put a charge counter on this artifact. When this artifact has twenty or more charge counters on it, you win the game.

At the beginning of your upkeep, choose one — • Put a +1/+1 counter on target artifact creature. • Put a charge counter on target noncreature artifact.

Indestructible (Damage and effects that say "destroy" don't destroy this creature. If its toughness is 0 or less, it's still put into its owner's graveyard.)

{2}, {T}: Draw a card. Activate only if you control three or more lands with the same name.

Whenever equipped creature becomes blocked by a creature, you may draw two cards. Equip {1}

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

Landfall — Whenever a land you control enters, you may pay {2}. If you do, draw a card.

Equipped creature has first strike and "{T}, Unattach Surestrike Trident: This creature deals damage equal to its power to target player or planeswalker." Equip {4} ({4}: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Indestructible (Damage and effects that say "destroy" don't destroy this creature.) If Darksteel Colossus would be put into a graveyard from anywhere, reveal Darksteel Colossus and shuffle it into its owner's library instead.

Trample Tap an untapped artifact you control: This creature gets +1/+1 until end of turn.

{T}: Add {C}. {4}: Put two +1/+1 counters on this land. Then you may have it become a 0/0 Elemental creature until end of turn. It's still a land.

When this land enters, scry 1. {T}: Add {C}. {1}, {T}: Add one mana of any color.

Indestructible {T}: Add {C}.

{T}: Add {C}. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

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

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

{T}: Add {C}.

Equipped creature gets +3/+3 and has protection from each color that's not in your commander's color identity. Equip commander {3} Equip {5}

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

Metalcraft — This creature has protection from each color as long as you control three or more artifacts.

You don't lose the game for having 0 or less life. Whenever you lose life, sacrifice a permanent for each 1 life you lost. (Damage causes loss of life.)

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

Flying You can't lose the game and your opponents can't win the game.

Your life total can't change. (You can't gain or lose life. You can't pay any amount of life except 0.)

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

Equipped creature has double strike. (It deals both first-strike and regular combat damage.) Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

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

{3}, {T}: Double the amount of each type of unspent mana you have.

Colorless creatures you control get +2/+2. Whenever you tap a permanent for {C}, add an additional {C}. Whenever you cast a colorless spell, you gain 2 life.

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}{C}.

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

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

When this creature dies, return another target artifact card from your graveyard to your hand.

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

Equipped creature gets +6/+6. Whenever equipped creature attacks, destroy target permanent. Equip {6}

Trample When you cast this spell and whenever this creature attacks, destroy up to one target nonland permanent. Its controller creates a tapped Powerstone token. Unearth {8}

Imprint — When this creature enters, you may exile target nontoken creature. As long as a card exiled with this creature is a creature card, this creature has the power, toughness, and creature types of the last creature card exiled with it. It's still a Shapeshifter.

+4: Target player exiles a card from their hand. −3: Exile target permanent. −14: Restart the game, leaving in exile all non-Aura permanent cards exiled with Karn. Then put those cards onto the battlefield under your control.

This artifact enters tapped. {1}, {T}: Destroy all artifacts, creatures, and enchantments.

Whenever you cast an artifact spell, you may put a charge counter on this artifact. Remove three charge counters from this artifact: Create a 3/3 colorless Golem artifact creature token.

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.

{T}: Create a 1/1 colorless Myr artifact creature token. {T}, Tap five untapped Myr you control: Search your library for a Myr creature card, put it onto the battlefield, then shuffle.

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

Tap two untapped artifacts you control: Untap target artifact.

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

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

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

Whenever this creature deals combat damage to a player, put a +1/+1 counter on it. Modular 1 (This creature enters with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

{T}: Attach target Equipment you control to target creature you control.

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.) This artifact enters with a charge counter on it for each time it was kicked. {T}: Add {C} for each charge counter on this artifact.

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

+1: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it. −1: Put a card you own with a silver counter on it from exile into your hand. −2: Create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control."

{T}: Put a charge counter on this artifact. {T}, Remove three charge counters from this artifact: Destroy target permanent.

{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 an opponent loses life, that player mills that many cards. (Damage causes loss of life.)

Choose one — • Counter target multicolored spell. • Destroy target multicolored permanent.

{4}, {T}: Put a fate counter on target permanent. {5}, {T}, Sacrifice this artifact: Destroy each nonland permanent without a fate counter on it, then remove all fate counters from all permanents.

Equipped creature gets +0/+6. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)

Imprint — When this creature enters, you may exile a card from your hand face down. When this creature dies, turn the exiled card face up. If it's a creature card, put it onto the battlefield under your control.