The cool ship can be a spaceship that other characters consider a piece of junk. In fact, you get extra points for junky. If you can't call it a rustbucket, though, it has to be the one and only latest, just-about-a-prototype, bleeding-edge techno-miracle.
An ancient living Precursor-craft, retrofitted with the latest techno-miracle gadgetry disguised as a rustbucket, that can think for itself... [...] [tvtropes.org]