Flying

Whenever Skyship Plunderer deals combat damage to a player, for each kind of counter on target permanent or player, give that permanent or player another counter of that kind.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you’re done activating mana abilities pays for {1}.)

Whenever a nontoken artifact you control is put into a graveyard from the battlefield, create a 1/1 colorless Servo artifact creature token.

Double strike

Revolt — At the beginning of your end step, if a permanent you controlled left the battlefield this turn, put a +1/+1 counter on Solemn Recruit.

{T}: Add {C}.

{T}, Pay 1 life: Add one mana of any color. Activate only if you control an artifact.

Flying

When Spire Patrol enters the battlefield, tap target creature an opponent controls. That creature doesn’t untap during its controller’s next untap step.

Whenever you cast an Aura, Equipment, or Vehicle spell, draw a card.

Create three 1/1 colorless Servo artifact creature tokens.

You may cast a spell with mana value 3 or less from your hand without paying its mana cost.

Submerged Boneyard enters the battlefield tapped.

{T}: Add {U} or {B}.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you’re done activating mana abilities pays for {1}.)

Menace

Tap target creature. It doesn’t untap during its controller’s next untap step.

+1: Reveal cards from the top of your library until you reveal an artifact card. Put that card into your hand and the rest on the bottom of your library in a random order.

−3: Target opponent loses life equal to the number of artifacts you control.

−8: Gain control of all artifacts and creatures target opponent controls.

Destroy target creature. You may search your library and/or graveyard for a card named Tezzeret, Master of Metal, reveal it, and put it into your hand. If you search your library this way, shuffle.

{T}: Target opponent loses 1 life. If you control a Tezzeret planeswalker, that player loses 3 life instead.

Enchant artifact

Enchanted artifact is a creature with base power and toughness 5/5 in addition to its other types.

When enchanted artifact is put into a graveyard, return that card to its owner’s hand.

+1: Create a colorless artifact token named Etherium Cell with “{T}, Sacrifice this artifact: Add one mana of any color.”

−2: Target creature gets +X/-X until end of turn, where X is the number of artifacts you control.

−7: You get an emblem with “At the beginning of combat on your turn, target artifact you control becomes an artifact creature with base power and toughness 5/5.”

When Thopter Arrest enters the battlefield, exile target artifact or creature an opponent controls until Thopter Arrest leaves the battlefield.

Tranquil Expanse enters the battlefield tapped.

{T}: Add {G} or {W}.

When Treasure Keeper dies, reveal cards from the top of your library until you reveal a nonland card with mana value 3 or less. You may cast that card without paying its mana cost. Put all revealed cards not cast this way on the bottom of your library in a random order.

When Trophy Mage enters the battlefield, you may search your library for an artifact card with mana value 3, reveal it, put it into your hand, then shuffle.

Enchant land

Enchanted land has “{T}: Add one mana of any color.”

Sacrifice Unbridled Growth: Draw a card.