*claps hand twice* Repeat after me!

*clap clap* Otherkin are not genders!
*clap clap* Fictionkin are not genders!
*clap clap* Otherkin and Fictionkin are not genders!

*clap clap* If someone is Otherkin or Fictionkin, then that’s fine but that’s not their genders! *breaks hands*