Eh, I'd prefer it if he didn't make an appearance. Not because of any timeline issue (because I honestly couldn't give a flying ****) but because I'd rather see a new villain. If I'm forced to see him I'd rather he not be named. Picture traveling into the Gerudo desert and having a singular male...
I was under the impression that had already been explained. He was the lone male Gerudo and thus destined to become their king, and although I haven't actually watched the scene in question, I've heard that near the end of WW Ganondorf goes into an entire monologue describing why he hates...