Hot blond is busy doing crazy things to exposed balls and penis: using rope to create extreme tight bondage restraints
The worst femdom tortures you can imagine: hitting weak penis with mouse trap and then cutting off balls with castrating device
Girl is into pain and electricity: finding out how many volts male slave can handle in his wired penis without passing out
Mistress is using balls destruction as a way to stop that man from jerking off: spread-eagle bondage, balls beating and trampling are doing the job fine
Girl is enjoying the pain male slave suffering when his cock is bound, tortured with lead weights and pierced with sharpened stick