The World of Synnibarr
Appearance
The World of Synnibarr (sometimes referred to simply as Synnibarr) is a science fiction roleplaying game published by Wonderworld Press and written by Raven McCracken. A second edition of the game, co-written by Bryce Thelin, was published in 1993.
Setting
Synnibarr is actually Mars, hollowed out and turned into a spaceship to take humanity to a safe place after the Earth had been destroyed.