Definitely a villain.

I'm gonna be That person... I'd say you're just a regular death spirit civilian trying to go about your day collecting and these Heroes keep getting in your way, and now you just want that cup-of-death coffee to get you through the rest of the day.

the hero's mentor

None of the above, Villain

A mysterious, "godly" presence who is revealed to be the ultimate villain

oh dang, terrifying horror movie villain for sure, but mayyyyybe horrific backstory anti-hero

Hero's civilian love interest

Civilian who is in the wrong place at the wrong time.

hero

Civilian but likely didn't care enough to move from the scene.

broody antihero but is more heroic than they let on

Anti-hero

for sure a villain x3

A leading-hero among animal-powers/development community, though tough decisions alongside leaders in the other divisions have brought some heat lately.

One of those side characters the main character visits for advise, or learn from.

Hero. No doubt

villain!!

hmm.. I'd say either an antihero that uses guns or a ""civilian"" who's actually in the mafia or something.

Hero, for sure.

Anti-hero definitely - comes off like a stubborn jerk, but really has no patience for low-lifes. He makes sure they won't hurt anyone ever again.