Whenever an artifact enters the battlefield under your control, Salivating Gremlins gets +2/+0 and gains trample until end of turn.

Scrapheap Scrounger can't block.
, Exile another creature card from your graveyard: Return Scrapheap Scrounger from your graveyard to the battlefield.

Return target tapped creature to its owner's hand. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

When Self-Assembler enters the battlefield, you may search your library for an Assembly-Worker creature card, reveal it, put it into your hand, then shuffle your library.

: Add .
, , Sacrifice Sequestered Stash: Mill five cards. Then you may put an artifact card from your graveyard on top of your library.

When Servant of the Conduit enters the battlefield, you get (two energy counters).
, Pay : Add one mana of any color.

Create two 1/1 colorless Servo artifact creature tokens.

Exchange control of target artifact you control and target artifact or creature you don't control.

Flying
Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Flying
: Skyship Stalker gets +1/+0 until end of turn.
: Skyship Stalker gains first strike until end of turn.
: Skyship Stalker gains haste until end of turn.

Flying
Whenever Skysovereign, Consul Flagship enters the battlefield or attacks, it deals 3 damage to target creature or planeswalker an opponent controls.
Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)

Flying

Destroy target creature with power 3 or greater. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Flying
Whenever Smuggler's Copter attacks or blocks, you may draw a card. If you do, discard a card.
Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Flying, haste

Choose target creature. Exile the top card of your library. You may have Spark of Creativity deal damage to that creature equal to the exiled card's converted mana cost. If you don't, you may play that card until end of turn.

Haste
Whenever Speedway Fanatic crews a Vehicle, that Vehicle gains haste until end of turn.

Spirebluff Canal enters the battlefield tapped unless you control two or fewer other lands.
: Add or .

Whenever Spireside Infiltrator becomes tapped, it deals 1 damage to each opponent.

When Spontaneous Artist enters the battlefield, you get (an energy counter).
Pay : Target creature gains haste until end of turn.