RX-78-2 (Shorikai, G.E.)

{1}, {t}: Draw two cards, then discard a card. Create a 1/1 colorless Pilot creature token
with "This creature crews Vehicles as though
its power were 2 greater."

Crew 8 (Tap any number of creatures you control with total power 8 or more: This Vehicle becomes
an artifact creature until end of turn.)

Shorikai, Genesis Engine can be your commander.