Can someone explain to me what predators do?

[Pigeon]

Predators are a obs roll similar to CIC, queen, or ghost mains. Expect they can also kill some people when bored. Otherwise they do gimmicks where they chop off heads and put the bodies together at a table or maybe make a rage cage to fight Arnie wanna be

[SilentMountain]

They are the Clowns

[50RemAndCounting]

A bunch of very-hard-to-kill pranksters that specialize in cheap jumpscares and dying to claymores and sentries.