Sly Requisitioner
c2d05324-6d85-40da-a087-b5822bc8f42e
$0.50 CND
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)
Whenever a nontoken artifact you control is put into a graveyard from the battlefield, create a 1/1 colorless Servo artifact creature token.