To get the rarest one, every time a normal ball hits a big one, theres a 1/1000 chance you get a square ball, and whenever a normal ball hits the wall, theres a 1/40000 chance you get a white ball, when both of them touch each other you get a normal sized white square, now you have to get a lava ball to touch it to get a lava square ball, now get a big ball and there’s a 1/100 chance to get a giant ball, then you get the giant ball to hit the lava square and you get the rarest one