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
Black slave is cuffed to the bench and whipped by girls while his cock is clamped so he can't move at all
Slim dominatrix is playing with slave's balls: putting them in extreme rope bondage and attaching massive weights
Fitting tight leather harness around the manhood getting slave ready for the high heel balls crushing