Argivian Archaeologist

{W}{W}, {T}: Return target artifact card from your graveyard to your hand.

Feldon's Cane

{T}, Exile this artifact: Shuffle your graveyard into your library.

Juggernaut

This creature attacks each combat if able.
This creature can't be blocked by Walls.

Transmute Artifact

Sacrifice an artifact. If you do, search your library for an artifact card. If that card's mana value is less than or equal to the sacrificed artifact's mana value, put it onto the battlefield. If it's greater, you may pay {X}, where X is the difference. If you do, put it onto the battlefield. If you don't, put it into its owner's graveyard. Then shuffle.

Urza's Chalice

Whenever a player casts an artifact spell, you may pay {1}. If you do, you gain 1 life.

Mishra's Workshop

{T}: Add {C}{C}{C}. Spend this mana only to cast artifact spells.

Strip Mine

{T}: Add {C}.
{T}, Sacrifice Strip Mine: Destroy target land.