Court Homunculus gets +1/+1 as long as you control another artifact.

Equipped creature gets +1/+0 for each artifact you control.
: Attach Cranial Plating to target creature you control.
Equip

Other black creatures you control get +1/+1.
Other green creatures you control get +1/+1.
At the beginning of your upkeep, you may create a 1/1 black and green Worm creature token.

Choose two —
• Counter target spell.
• Return target permanent to its owner's hand.
• Tap all creatures your opponents control.
• Draw a card.

, Sacrifice a creature: Put a charge counter on Culling Dais.
, Sacrifice Culling Dais: Draw a card for each charge counter on Culling Dais.

Graft 4 (This creature enters the battlefield with four +1/+1 counters on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.)
When Cytoplast Root-Kin enters the battlefield, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it.
: Move a +1/+1 counter from target creature you control onto Cytoplast Root-Kin.

Flying
Daggerclaw Imp can't block.

At the beginning of your upkeep, reveal the top card of your library and put that card into your hand. You lose life equal to its converted mana cost.

Indestructible (Effects that say "destroy" don't destroy this artifact.)
Equipped creature gets +2/+0.
Equip

Indestructible
: Add .

Enchant creature with another Aura attached to it
Enchanted creature gets +3/+3 and has first strike, vigilance, and lifelink. (Damage dealt by the creature also causes its controller to gain that much life.)

Return X target creature cards from your graveyard to your hand.

Destroy target green or white creature.

As an additional cost to cast this spell, you may sacrifice any number of Spirits.
Target player loses 2 life plus 2 life for each Spirit sacrificed this way. You gain that much life.

Dimir Aqueduct enters the battlefield tapped.
When Dimir Aqueduct enters the battlefield, return a land you control to its owner's hand.
: Add .

( can be paid with either or .)
: Target player draws a card. Activate this ability only any time you could cast a sorcery.
: Target player discards a card. Activate this ability only any time you could cast a sorcery.

( can be paid with either or 2 life.)
Target creature gets -5/-5 until end of turn.

Tap target creature.
Metalcraft — If you control three or more artifacts, exile that creature.

First strike
: Until end of turn, Dragonsoul Knight becomes a Dragon, gets +5/+3, and gains flying and trample.

When Dread Drone enters the battlefield, create two 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this creature: Add ."