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.
We would like to announce that VC and EMU subcategories are now active on the Stage RTA leaderboards (under "Levels"). Stage RTA involves collecting all the stars in a given stage including the 100 coin star. Timing starts on star select and ends upon collecting the final star. You are allowed to us