Agreed- one thing I see different though is the age and size difference with cheeseburger's kitties- 2yrs. vs. 6 months. And the mutual kitties video they look more the same age and size? But for sure the mutual reciprocal is the best scenario.I am going to disagree with the others. When cats play it's usually a back and forth, not a stalking like the black one is doing. The tabby keeps hiding under something so that the black one can't get on top of her.
Usually when cats play there is a back and forth, not one that is always initiating it. These are my two. Very soft bites, no claws. Back and forth