It checks if detectors are colliding with the obstacles and if so appropriate checks are flagged. My implementation is flawed cause it works for 1 and 2 pixels at times and I wanted it to be pixel perfect.
I would appropriate you could suggest better solutions than this cause this one is not good.

Crouching

Crouch attack
(My favorite animation so far)

I made this UI with Custom Tkinter. It makes it look modern, also the theme adatapts to the selected system color.
It is possible to embed Pygame into Tkinter and it kind of works with CTkinter. So, modern, adaptable UI and more flexible framework.