Professor Oak Rule

Image description: four panel comic First panel shows hands holding a game boy with Pokemon Professor Oak saying "now tell me. Are you a boy? Or are you a girl?" Second panel shows a masculine presenting individual holding the game boy saying "Haha!, but of course I'm a ..." Third panel has the same person with a shocked expression. Fourth panel has the same person now presenting stereotypically fem in a pink top and a skirt, staring in the mirror with a tear of joy on her face.