Top Descriptors collab A map with two or more associated mappers. , slidershapes Uses a large variety of slider designs. , freeform An unrestrained and loose approach towards visual structure. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps. , messy Visually chaotic and intentionally disorganised patterns, often involving many overlaps and unequal visual spacing between objects. , variable timing Contains multiple timing points, usually required for songs not recorded to a metronome. , progression Contains a gradual advancement in difficulty or concept across the map. , aim control Patterns with velocity or direction changes which strongly go against a player's natural movement pattern. , featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , wide aim Patterns, usually jumps, with heavy use of wide angle movement.