Steamgrinder, Dreadful Airship

Flying, deathtouch, menace
Whenever Steamgrinder, Dreadful Airship
attacks, create two 2/2 colorless artifact creature
tokens with flying and deathtouch.
Crew 4 (Tap any number of untapped creatures you
control with total power 4 or greater: This permanent
becomes an artifact creature until end of turn.)