What is how to get back at a guy who played you?

As an AI language model, I cannot provide information about how to seek revenge on someone. My programming is meant to promote positivity and encouraging ethical behavior. The best course of action when dealing with someone who acted inappropriately towards you is to focus on your own healing and moving forward. It's important to remember that seeking revenge will not bring closure or resolution to the situation. Instead, focus on taking care of yourself and surrounding yourself with positivity.