Top Descriptors clean Visually uncluttered and organised patterns, often involving few overlaps and equal visual spacing between objects. , streams Patterns requiring continuous movement and alternating, typically more than 9 notes. , marathon A map with a drain time of over 5 minutes. , collab A map with two or more associated mappers. , stamina Tests a player's ability to tap dense rhythms over long periods of time. , repetition Features the use of recognizable identical patterns or gameplay elements. , reading Tests a player's reading skill, i.e. patterns that obfuscate note order and/or timing. , freeform An unrestrained and loose approach towards visual structure. , avant-garde Employs boundary-pushing and experimental philosophies to map design, often foregoing gameplay and aesthetic conventions to extreme measures. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps.