Put target artifact or creature card from a graveyard onto the battlefield under your control. Shuffle Beacon of Unrest into its owner's library.

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.

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

Exile the top five cards of your library. An opponent separates those cards into two piles. You may play lands and cast spells from one of those piles. If you cast a spell this way, you cast it without paying its mana cost.

As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery.

Spells you cast of the chosen type cost {1} less to cast.

Exile X target creatures. For each creature exiled this way, its controller creates a 2/2 green Boar creature token.

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.

Choose one --

• Destroy target enchantment.

• Draw two cards.

• Target player discards two cards.

Metalcraft -- Etched Champion has protection from all colors as long as you control three or more artifacts.

Flash

When Ethersworn Shieldmage enters the battlefield, prevent all damage that would be dealt to artifact creatures this turn.

Flying

When Filigree Angel enters the battlefield, you gain 3 life for each artifact you control.

Flying

Metalcraft -- Artifacts you control have shroud as long as you control three or more artifacts. (An artifact with shroud can't be the target of spells or abilities.)

Trample

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Shroud (This creature can't be the target of spells or abilities.)

Trample

Tap an untapped artifact you control: Lodestone Myr gets +1/+1 until end of turn.

{1}{U}{U}: Target permanent becomes an artifact in addition to its other types. (This effect lasts indefinitely.)

{3}{U}: Gain control of target artifact. (This effect lasts indefinitely.)

{4}, {T}, Sacrifice Mindslaver: You control target player during that player's next turn. (You see all cards that player could see and make all decisions for the player.)

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

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.)

Nevinyrral's Disk enters the battlefield tapped.

{1}, {T}: Destroy all artifacts, creatures, and enchantments.

({U/P} can be paid with either {U} or 2 life.)

You may have Phyrexian Metamorph enter the battlefield as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.

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

{1}, Sacrifice a Scarecrow: Draw a card.

{4}, {T}: Return target artifact creature card from your graveyard to the battlefield.

{T}, Sacrifice Scourglass: Destroy all permanents except for artifacts and lands. Activate only during your upkeep.

{1}: Look at the top three cards of your library, then put them back in any order.

{T}: Draw a card, then put Sensei's Divining Top on top of its owner's library.

{U/P}: Change a target of target spell or ability to Spellskite. ({U/P} can be paid with either {U} or 2 life.)

+1: Look at the top five cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

-1: Target artifact becomes an artifact creature with base power and toughness 5/5.

-4: Target player loses X life and you gain X life, where X is twice the number of artifacts you control.

{T}, Sacrifice five artifacts: Take an extra turn after this one.

{T}: Add two mana of any one color. Spend this mana only to cast artifact spells or activate abilities of artifacts.