Yea the writer might be overusing it, but from my perspective, I think they're building up the suspension and feeling of hatred towards the antagonist.
Mother fucker... what the hell is wrong with psychopaths like them? The guy I like, likes her, therefore I’m going to take my anger out on her. How does that even make sense?
I've been yelling "BEAT THESE B*TCHES UP!!" and my brother told me to stfu.. this girl never gives up, it's irritating. The mc has to grab his rifles at some point.