simulacrum
Simulacrum is a representation or imitation of a person or thing. The term derives from Latin simulacrum meaning “likeness, image,” from simulare “to imitate.” In philosophy and cultural theory, simulacrum denotes a copy that may not have a direct or original referent, and that can come to stand in for reality itself.
In the work of Jean Baudrillard, simulacra are copies that precede or erase the distinction between reality
Beyond philosophy, the word is used more broadly to describe likenesses, statues, portraits, or artificial constructs
In fantasy settings such as Dungeons & Dragons, simulacrum is the name of a spell that creates a