The most famous example of an archetype is the Hero. Hero stories have certain elements in common – heroes generally start out in ordinary circumstances, are “called to adventure,” and in the end must confront their darkest fear in a conflict that deeply transforms the hero.
You may not know what this game is, but the definition of an archetype is a very typical example of a certain person or thing. The whole FNF mod was based off of most mods, which makes Bob an archetype.