The opposite of slash, which is homosexual, would by het, or heterosexual fiction.
sherlock holmes
The opposite of true (factual) is false. It might also be unreal or fictional. The opposite of true (direction) could be skewed or angled. The opposite of true (loyal, steadfast) could be disloyal, unfaithful, or fickle.
There is no exact antonym but you can use fictional movie, fake movie, etc. Biopic means a biographical movie
The opposite of "mythical" is "real" or "factual." While mythical refers to things related to myths, legends, or fantasy, real pertains to things that actually exist or can be verified. Essentially, mythical concepts are imagined or fictional, whereas real concepts are grounded in reality and truth.
The character, Rose, in the movie Titanic, is a fictional character.
It is, indeed, fictional.
Sherlock Holmes is a fictional character.
Fictional.
fiction
The word fictional is an adjective. For example: the film we watched was entirely fictional.
Fictional never happened. It is made up completely. Non-fictional is a real story that happened to a real person.
Of course it's fictional