Top Descriptors collab A map with two or more associated mappers. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps. , megacollab A map with 8 or more associated mappers. , freeform An unrestrained and loose approach towards visual structure. , slidershapes Uses a large variety of slider designs. , aim control Patterns with velocity or direction changes which strongly go against a player's natural movement pattern. , messy Visually chaotic and intentionally disorganised patterns, often involving many overlaps and unequal visual spacing between objects. , tech Tests uncommon skills. , marathon A map with a drain time of over 5 minutes. , avant-garde Employs boundary-pushing and experimental philosophies to map design, often foregoing gameplay and aesthetic conventions to extreme measures.