Phyrexian Walker

Sojourner's Companion

Affinity for artifacts
Artifact landcycling {2} ({2}, Discard this card: Search your library for an artifact land card, reveal it, put it into your hand, then shuffle.)

Ornithopter

Memnite

Frogmite

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

Phyrexian Altar

Sacrifice a creature: Add one mana of any color.

Salvage Titan

You may sacrifice three artifacts rather than pay this spell's mana cost.
Exile three artifact cards from your graveyard: Return this card from your graveyard to your hand.

Thought Monitor

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)
Flying
When this creature enters, draw two cards.

Mox Opal

Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts.

Thassa's Oracle

When this creature enters, look at the top X cards of your library, where X is your devotion to blue. Put up to one of them on top of your library and the rest on the bottom of your library in a random order. If X is greater than or equal to the number of cards in your library, you win the game. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

Lotus Petal

{T}, Sacrifice this artifact: Add one mana of any color.

Seat of the Synod

Tree of Tales

Shield Sphere

Defender
Whenever this creature blocks, put a -0/-1 counter on it.

Glimpse of Nature

Whenever you cast a creature spell this turn, draw a card.

Myr Enforcer

Thoughtcast

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