Fakescenariogender, also known as imaginaryscenariogender or fantasyscenariogender, is a gender where one's gender is different in the imaginary scenarios they make up. For example, one could identify as libramasculine in real life, but in your fake scenarios they are androgyne.
History
The label and flag were coined by @faetherkitty on Instagram on the 19th of December, 2021.[1][2]
Flag
The color meanings of the flag from top to bottom: fake/imaginary/fantasy scenarios; feminine genders; the white stripe has no meaning; masculine genders; neutral/xenic genders.