The basic machine-gun turned out to be enough.

PI's Apple IIe was such a basic machine by today's standards, Bowen couldn't multi-task on it.

He made it to the proton cannon in a few seconds, then encountered the Reaper holding only the basic machine-gun.

For those machines that had a basic machine command to read a tape backward this was an easy feature to implement.

You start off with a basic machine-gun jetpack, but power-ups transform your transport into a teleporter, a jet-powered robot and even a mechanical bird.

You can find basic machines at sew and vac stores or just let your child use yours.

The idea is to build basic machines, fast and cheap, and quickly modify them with new weapons, sensors and other payloads.