Paranoia (1st Edition)
Comedy / Satire Science Fiction Science Fiction (Space Opera) Weird / Surreal Crime (Conspiracy) Science Fiction (Cyberpunk) Science Fiction (Post Apocalypse)
Dice (Percentile) Progression Tree (Skills, professions, magic abilities, etc.)
Paranoia is the RPG that turned RPGs on their head. Instead of co-operating, players actively try to betray, cheat and lie their way to the top of the heap.
