Hi there, my suggestion is since is a top down, and you have a solid behavior ground, and you want to walk on it without getting stuck, id just give the player Z elevation higher than the ground.. and basically if Z elevation is not the same as the ground disable the collision ? but then would you fall through it? im a bit confused how you setup ur obstacle ... but im guessing making use of Z elevation could do the trick.
don't have a example at the moment, cause i didn't really understood the problem. need visual que