Actually,
Zombies Ate My Neighbors is on the list of future releases, there's just no date for it yet. You can see the rest of the list if you scroll down here:
http://en.wikipedia.org/wiki/List_of_Virtual_Console_games_(North_America)
I know it won't work with the Wiimote like regular Wii games do, but "Punch-Out!!" would be so fuckin' good if you could play it by just swinging your arms.