Everyone’s a badass until the Cenobites show up.
There is a faction in 40K, which are somewhat like Cenobites. Basically hedonistic elves who will do Cenobite levels of shit to you.
In a novel one gets captured and instead of playing his game, his kidnappers deprive him of the one thing he craves: stimulation. He basically gets bored into submission.
White room torture is a thing.
This is like the quietest room on earth. Built to stop sound as much as possible, apparently it’s so quiet you can hear your heartbeat. I think I remember the average ppl can stand it is like 12 minutes
Edit: I was wrong about time (30 mins), but the longest is about an hour. See bottom of the article.
https://www.cnn.com/style/article/anechoic-chamber-worlds-quietest-room/index.html