Preordain

Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Lens of Clarity

You may look at the top card of your library and at face-down creatures you don't control any time.

Argivian Restoration

Return target artifact card from your graveyard to the battlefield.

One-Eyed Scarecrow

Defender
Creatures with flying your opponents control get -1/-0.

Faerie Mechanist

Flying
When Faerie Mechanist enters, look at the top three 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.

Thought Vessel

You have no maximum hand size.
{T}: Add {C}.

Rush of Knowledge

Draw cards equal to the highest mana value among permanents you control.

Vedalken Certarch

Metalcraft — {T}: Tap target artifact, creature, or land. Activate only if you control three or more artifacts.

Glassblower's Puzzleknot

When Glassblower's Puzzleknot enters, scry 2, then you get {E}{E}. (You get two energy counters. To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)
{2}{U}, Sacrifice Glassblower's Puzzleknot: Scry 2, then you get {E}{E}.

Alloy Myr

Vedalken Engineer

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

Frogmite

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Island

Archaeomender

When Archaeomender enters, return target artifact card from your graveyard to your hand.

Voltaic Servant

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

Workshop Assistant

When Workshop Assistant dies, return another target artifact card from your graveyard to your hand.

Mycosynth Wellspring

When Mycosynth Wellspring enters or is put into a graveyard from the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Dramatic Reversal

Untap all nonland permanents you control.

Ichor Wellspring

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

Soliton

Seat of the Synod

Moonglove Extract

Sacrifice Moonglove Extract: It deals 2 damage to any target.

Gearseeker Serpent

This spell costs {1} less to cast for each artifact you control.
{5}{U}: Gearseeker Serpent can't be blocked this turn.

Powerstone Shard

{T}: Add {C} for each artifact you control named Powerstone Shard.

Gearsmith Guardian

Gearsmith Guardian gets +2/+0 as long as you control a blue creature.

Glacian, Powerstone Engineer

{T}, Tap X untapped artifacts you control: Look at the top X cards of your library. Put one of those cards into your hand and the rest into your graveyard.
Partner (You can have two commanders if both have partner.)

Etherium Sculptor

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

Hedron Crawler

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

Mad Science Fair Project

{T}: Roll a six-sided die. On a 3 or lower, target player adds {C}. Otherwise, that player adds one mana of any color they choose.

Immobilizing Ink

Enchant creature
Enchanted creature doesn't untap during its controller's untap step.
Enchanted creature has "{1}, Discard a card: Untap this creature."

Corridor Monitor

When Corridor Monitor enters, untap target artifact or creature you control.

Darksteel Pendant

Indestructible (Effects that say "destroy" don't destroy this artifact.)
{1}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Stoic Rebuttal

Metalcraft — This spell costs {1} less to cast if you control three or more artifacts.
Counter target spell.