Quote Originally Posted by Jonnycbad View Post
Xande from FF3 was made to be an Allagan Emperor, it wouldn't be unreasonable if Kefka was his court jester who tried to steal the Triad's power but was stopped/imprisoned along with the Triad. It could also be the whole Dark Lumina from Brave Fencer Musashi trope: the Triad were sealed away as guardians to protect the coming of a greater, more powerful evil, and by defeating/releasing them from this realm, Kefka is released.
I believe one of the running theories is that Regula van Hydrus manages to find the power that he is looking for and is able to harness some of the warring triads power to become a "Kefka" primal. Him killing the emperor would be a stretch, but not out of the realm of possibility.