Just why are video game bathrooms so uniquely terrifying?

So you're a space marine. You have a countenance akin to that of a roadblock made of beef. The only thing grimmer than your enemies' chances is that granite-carved perma-scowl on your face, and the only thing heavier than your brow is your guns. You carry a lot of them. Probably like, 13, or something. Maybe even 23. It's no big deal. You've spent the last four hours tearing through the various alien