Also, after playing it again, I can safely say I made peace with Warriors Orochi 3 Ultimate.
It used to be my least favorite Musou game on the grounds of how overpraised it was as the "peak Musou experience" and "best Warriors game ever made", "literally perfect and flawless", praise it didn't live up to whatsoever in my eyes; and I admit I held a bit of a grudge that people bashed my former favorite Musou game (before Fate Extella Link came along and blew it out of the water with its superior gameplay), Warriors All-Stars, for not being WO3U, which did cloud my judgement (have I mentioned I'm petty yet?).
Though I still regard Warriors All-Stars as my favorite Koei-made Musou game. If only because it has these two:
Give me Arnice and/or Christophorus, heck, any character from my favorite game, and I'll be happy.