You may have Imposter Mech enter the battlefield as a copy of a creature an opponent controls, except its a Vehicle artifact with crew 3 and it loses all other card types.
Crew 3
The best way to fight evil is with its own weapons.
NM-Mint - $7.70
Lightly Played - $7.30
Moderately Played - $6.90
Heavily Played - $6.10
Damaged - $5.00
NM-Mint Non English - $7.70
Lightly Played Non English - $7.30
Moderately Played Non English - $6.90
Heavily Played Non English - $6.10
Damaged Non English - $5.00