Evolution of the Batmobile -- I have always loved the original 66 for the fact that it would be the easiest to fix/replace. Throw a diesel in for even simpler operation. But that would not sell tickets.
[Amalgamation= the process in which separate organizations unite to form a larger organization or group, or an organization or group formed in this way] Marvel + DC IS THIS EVEN LEGAL? But hey "Bat-Spider" that's me if you add Lady Darth :D