Puretide Subroutine

Cast and copy this spell {x} times and attach
each copy to a different vehicle you control.
That vehicle's crew cost is lowered by 2
(to a minimum of 1).
The attached enchantments have
"Sacrifice this enchantment, attached
vehicle is crewed until end of turn."
"The pilots were long dead, but the
suits kept fighting, as if possessed by some
unholy spirit."