you can request to add categories. either contact the mods, or fill out the form in this guide

https://www.speedrun.com/post/p1v74#:~:text=Go%20to%20the%20game%20page,and%20click%20%22New%20Category%22.&text=%40Laika,the%20series%20moderators%2C%20ask%20them.&text=Select%20Single%20Game%20and%20set,as%20'Miitopia%20Category%20Extensions'. this is the official post on how to do so. GL!!

@Apianbelle That form is for a moderator to request a new page for category extensions. SM64 already has a category extensions page.

hm... welp nvm. sorry! they can contact the mods though, right?