Top Descriptors collab A map with two or more associated mappers. , featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , messy Visually chaotic and intentionally disorganised patterns, often involving many overlaps and unequal visual spacing between objects. , chaotic Unpredictable map design, often testing unusual skillsets. , variable timing Contains multiple timing points, usually required for songs not recorded to a metronome. , slidershapes Uses a large variety of slider designs.