Sometimes, when a combat scene becomes a bit too vocal and noisy... it stops being fighting, if you know what I mean. But sometimes, for some characters, the fighting itself actually does become a sexual turn-on. The character's heavy breathing, grunts, and yelps and groans are caused by the fact that they are really, truly --and literally -- getting off on the violence (though not necessarily on actual injury to themselves and/or their opponents). Examples of Sex Is Violence include: