In my opinion, optional rules are what make individual games of Risus pop. Not all optional rules here are appropriate for all genres, settings, or themes so use what you want and feel free to dispose of the rest.

And always remember, "There is no wrong way to play Risus."

Bouncing Off the Walls
Degrees of Success - Bring the Heat! author: Manu, cthulhu risus
Minute-Made Magic (M3)
Out Numbered and Out Classed author: Manu, cthulhu risus
Ranged Attacks
Unexpected Cliches
Cross Pumping - author: Peter Kisner
Curses!