I know that this used to be an option. I am certain it is gone but have decided to ask since I couldn't find an answer online.

I was curious too, found this - https://www.speedrun.com/the_site/thread/a7k4m/1#fu3u1

you used to be able too, but not anymore, there's an explanation in the link, but basically genres are hard to define, so to make it less complicated they removed the search by genre

@HylianSushi We've had a thread advocating bringing back & revamping the tagging system more recently than this one: https://www.speedrun.com/the_site/thread/pbxd8

It is still possible to search for games like this with the API https://github.com/speedruncomorg/api/blob/master/version1/games.md#get-games