Top Descriptors clean Visually uncluttered and organised patterns, often involving few overlaps and equal visual spacing between objects. , bursts Patterns requiring continuous movement and alternating, typically 9 notes or less. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps. , aim control Patterns with velocity or direction changes which strongly go against a player's natural movement pattern. , spaced streams Streams with large spacing, typically ones where the notes don't overlap. , storyboard Contains a storyboard that enhances gameplay experience.