Hangar Scrounger

Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)
Whenever this creature becomes tapped, you may discard a card. If you do, draw a card.

Voltaic Servant

At the beginning of your end step, untap target artifact.

Giant Ox

This creature crews Vehicles using its toughness rather than its power.

Tune Up

Return target artifact card from your graveyard to the battlefield. If it's a Vehicle, it becomes an artifact creature.

Aradara Express

Menace
Crew 4 (Tap any number of creatures you control with total power 4 or more: This Vehicle becomes an artifact creature until end of turn.)

Dynamite Diver

This creature saddles Mounts and crews Vehicles as though its power were 2 greater.
When this creature dies, it deals 1 damage to any target.

Aeronaut Admiral

Reckless Velocitaur

Whenever this creature saddles a Mount or crews a Vehicle during your main phase, that Mount or Vehicle gets +2/+0 and gains trample until end of turn.

Arcane Signet

{T}: Add one mana of any color in your commander's color identity.

Chief of the Foundry

Other artifact creatures you control get +1/+1.

Hotshot Mechanic

This creature crews Vehicles as though its power were 2 greater.

Alacrian Armory

Creatures you control get +0/+1 and have vigilance.
At the beginning of combat on your turn, choose up to one target Mount or Vehicle you control. Until end of turn, that permanent becomes saddled if it's a Mount and becomes an artifact creature if it's a Vehicle.

Kitsune Ace

Whenever a Vehicle you control attacks, choose one —
• That Vehicle gains first strike until end of turn.
• Untap this creature.

Dragonfly Suit

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.)

Voyager Quickwelder

Artifact spells you cast cost {1} less to cast.

Abrade

Choose one —
• Abrade deals 3 damage to target creature.
• Destroy target artifact.

Foundry Inspector

Brute Suit

Vigilance
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.)

Boros Signet

Canyon Vaulter

Whenever this creature saddles a Mount or crews a Vehicle during your main phase, that Mount or Vehicle gains flying until end of turn.

Born to Drive

Enchant artifact or creature
As long as enchanted permanent is a creature, it gets +1/+1 for each creature and/or Vehicle you control.
Channel — {2}{W}, Discard this card: Create two 1/1 colorless Pilot creature tokens with "This token crews Vehicles as though its power were 2 greater."

Veteran Motorist

When this creature enters, scry 2.
Whenever this creature crews a Vehicle, that Vehicle gets +1/+1 until end of turn.

Aerial Surveyor

Flying
Whenever this Vehicle attacks, if defending player controls more lands than you, search your library for a basic Plains card, put it onto the battlefield tapped, then shuffle.
Crew 2

Kolodin, Triumph Caster

Mounts and Vehicles you control have haste.
Whenever a Mount you control enters, it becomes saddled until end of turn.
Whenever a Vehicle you control enters, it becomes an artifact creature until end of turn.

Metalwork Colossus

This spell costs {X} less to cast, where X is the total mana value of noncreature artifacts you control.
Sacrifice two artifacts: Return this card from your graveyard to your hand.

Consulate Dreadnought

Crew 6 (Tap any number of creatures you control with total power 6 or more: This Vehicle becomes an artifact creature until end of turn.)

Guidelight Matrix

When this artifact enters, draw a card.
{2}, {T}: Target Mount you control becomes saddled until end of turn. Activate only as a sorcery.
{2}, {T}: Target Vehicle you control becomes an artifact creature until end of turn.

Cloudspire Captain

Mounts and Vehicles you control get +1/+1.
This creature saddles Mounts and crews Vehicles as though its power were 2 greater.

Push the Limit

Return all Mount and Vehicle cards from your graveyard to the battlefield. Sacrifice them at the beginning of the next end step.
Vehicles you control become artifact creatures until end of turn. Creatures you control gain haste until end of turn.

Rebbec, Architect of Ascension

Artifacts you control have protection from each mana value among artifacts you control.
Partner (You can have two commanders if both have partner.)

Clamorous Ironclad

Menace (This creature can't be blocked except by two or more creatures.)
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.)
Cycling {R} ({R}, Discard this card: Draw a card.)

Speedway Fanatic

Haste
Whenever this creature crews a Vehicle, that Vehicle gains haste until end of turn.

Start Your Engines

Vehicles you control become artifact creatures until end of turn. Creatures you control get +2/+0 until end of turn.