http://cdcmafia.wikia.com/wiki/CDC_Mafia_Rulebook
This game is all about cycles: harmonic cycles, the cycle of rebirth, Vico's cyclical theory of history, circles of all shapes and sizes (we don't discriminate here), mathematical cycles, bicycles (and tricycles (not unicycles)), cycles in baseball, and stuff like that.
I haven't thought out roles yet, but I will probably keep the game pretty close to vanilla with maybe just a little bit of seasoning added for fun (or mayb