Aside from videogames, choose your own adventure (cyoa like on r/makeyourchoice) prompts are also pretty rife with shitty things. Aside from the excessive sexualization of women, there are also several instances where authors enforce a gender binary and heteronormative romance.
In a subculture based on customization and choice.
I guess fucking everything. I always avoided any kind of online community so I would have to deal with fucking Screaming nerds.
Video games and animated nerds are pretty toxic when it comes to non standard depreciations of women, like look at the reaction to She-Ra a show for like millennial women and their daughters who where old enough to remember the old show. Abby, in the last of us got a lot of scorn and she was just a muscle girl.
Warhammer has a history with people liking at little too much of the the authoritarian and Nazi stuff in the death corps (I know they are based on WW1 french soldier, don't at me), I remember Snipe and Wib always talking about how they can't talk about Female Space Marines, despite them kinda of being a thing in early cannon, without fucking chuds showing up.
I'm also apart of a 3d miniature Patreon type group on Facebook and there are people on there that fucking treat the creators as gods for releasing stls for 15 dollars a month and will get super fucking pissed if you talk about there pricing or their business model.
People like to keep their groups exclusive