supercharacter

A superhero or supervillain.

An amalgamation of characters that respond to the same selective pressure.

A single entity that represents multiple irreducible characters but is treated as a single character in the algebraic theory of Carlos André.

A group of characters in a play, movie, or story, that act together as a single combined entity.

Something that pervades a story as a common theme or presence, transcending the level of individual characters.