Okay here's what I think: Because Ganondorf is pure evil (hylian devil) he can't touch the Master Sword without being killed (with something very powerful like the finishing blow from tp) or severly injured. However when Link thrusted the Master Sword into Ganondorf's body through his forhead it...
Bellum can't do crap cuz bellum crappy a final boss though he was he died before he could've rivived ganny and second why would bellum want to rivive ganny? And finally bellum probably wouldn't even find ganon.
Ahh but you forget. In ww he is refered to as both ganon and ganondorf. And most importantly you forgot that in oot you fight him in both his gerudo form and his beast form (navi even identifies him as ganon during the second stage). And finally in tp you also fight him as ganon the beast in one...
Yeah you're right about there not being much room for blood, guts, and gore and i also belive he eventually will come back in the at but you're forgetting something. While ganny is indeed human you forget that he is the human incarnation of ganon the hylian devil. And the reason he was turned to...