There should be a limit to how tsundere you can be.
There is. It has something to do with your victim's hands around your throat.
"I told you, didn't I? That you, maggot-senpai, will be my toy! You're just someone I play with to kill time! I have a proper boyfriend! Why are you foolishly laughing with that teary looking face? Could it be that you went under shock? Come on, there's no way that you misunderstood and thought you were going out with me, is there, maggot-senpai? You're stupid, aren't you? You idiot, you idiot, you idiot! Please learn your place already! You simpleton, trash-scum-maggot-senpai! Oh my? What's wrong? You look like you're convulsing? Are you okay? M-a-g-g-o-t-seeenpai?"