I know a lot of men who would rather die than be raped, along with a lot of other men who would rather die that be castrated.

Mostly, it comes from aggressive and masculine men.

As u/throwawayaccount2037 points out:

Yeah, male rape victims oftentimes commit suicide because they feel their entire identity as man has been forcibly taken from them, and -- for some victims -- it's impossible for them to reconcile that loss of identity, hence why so many male rape victims (46%) attempt suicide:

https://www.ojp.gov/ncjrs/virtual-library/abstracts/self-reported-health-and-behavioral-problems-among-adolescent

https://safeline.org.uk/be-informed/information-resources/male-specific-services-to-meet-male-survivor-needs/

I know a lot of men who would rather die than be raped, along with a lot of other men who would rather die that be castrated.

Mostly, it comes from aggressive and masculine men.