And that sums it all up. Bye-Bye Boxboy! packs a lot of punch for its size. Its combination of platforming and puzzle-solving is unique, and its simple premise gets complex early in the game. The additional content is anything but slim, and not only adds, but enhances the experience of the game. The developers did a great job of crossing classic platforming with new puzzle-solving to create a new style of game that exercises the mind.