Phyrexian Reclamation

{1}{B}, Pay 2 life: Return target creature card from your graveyard to your hand.

Ashnod's Altar

Pitiless Plunderer

Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Junk Diver

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

Swiftfoot Boots

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.)
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Imotekh the Stormlord

Phaeron — Whenever one or more artifact cards leave your graveyard, create two 2/2 black Necron Warrior artifact creature tokens.
Grand Strategist — At the beginning of combat on your turn, another target artifact creature you control gets +2/+2 and gains menace until end of turn.

Myr Retriever

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

Sol Ring

Platinum Angel

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

Dross Scorpion

Whenever this creature or another artifact creature dies, you may untap target artifact.

Tortured Existence

{B}, Discard a creature card: Return target creature card from your graveyard to your hand.