Mic-Nificent
I didn't eat nobody
If not a Black Panther movie, he should be atleast in someone's movie beforehand. Otherwise, its going to look too obvious as to why they left him out and he is one of the key players to the Avengers.
It's already become obvious to some people.
It's look obvious as fukk.....
You can't have Quinjets and Vibranium and not even so much as mention Wakanda.
Plus the Avengers cartoon and Black Panther Animated series has exposed the character to a lot more people.