Top Descriptors storyboard Contains a storyboard that enhances gameplay experience. , simple Accessible and straightforward map design. , finger control Uses complex applications of rhythms in order to test the player's tapping ability. , bursts Patterns requiring continuous movement and alternating, typically 9 notes or less. , streams Patterns requiring continuous movement and alternating, typically more than 9 notes. , collab A map with two or more associated mappers.