Fictive

Tom Jackson is a fictive person.

Source: tatoeba (12928045)

Thus Django becomes the carrier of the “public use of one's reason”—the Kantian road to enlightenment given to him by the German “Forty-Eighter” dentist–turned-bounty hunter Dr. “King” Schultz, and represents the fictive, allohistorical beginning of the battle against slavery and racism in the United States.

Source: wiktionary

1999, " Who ARE these people/things?" (FAQ from website "Subreality Central") https://web.archive.org/web/19990830153823/http://www.subreality.com/sc.htm the fictives -- These are the characters from the stories for whom the Cafe was created, and thus are the most common barflies there. If you watched "Who Framed Roger Rabbit," you might get an idea of what fictives are like "off duty." They're like cartoon characters; they can't really die, it only looks that way in stories, but it can sure tick them off! The only thing a fictive truly fears is his/her writer and readers giving up on their story, thus letting them fade away into non-existence again. Note that while some fictives get along with their writers, some don't...

Source: wiktionary

2011, "Plurality for Skeptics" (FAQ from website "Ex Uno Plures") https://www.exunoplures.org/main/articles/medicalisation/skeptics/ On the matter of “fictives,” or members of systems who share identities with characters from fictional media, my hypothesis is that their identities are subconscious psychological connections to those characters. I don’t believe that the characters literally jumped from their “source” to someone else’s head; I think that it’s a matter of identity formation that ties someone’s consciousness to that source.

Source: wiktionary