I saw this on Facebook earlier today. IIRC, one of the folks from Podcast Unlocked reposted the link to it.
It’s a Brute Chieftain of course, though the under costume is that of a Gorilla. (I’ve always thought of Chieftains as Gorillas evolved anyway, so it works for me.
Looks great. I’m working on a grunt costume for my son for Halloween. But it is not going to look as great as this Brute.