Top Descriptors symmetrical Employs symmetry within the map design, often mirroring elements along the horizontal centreline. , simple Accessible and straightforward map design. , finger control Uses complex applications of rhythms in order to test the player's tapping ability. , clean Visually uncluttered and organised patterns, often involving few overlaps and equal visual spacing between objects. , storyboard Contains a storyboard that enhances gameplay experience. , custom skin Utilizes custom skin elements and graphics.