Top Descriptors featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , chaotic Unpredictable map design, often testing unusual skillsets. , messy Visually chaotic and intentionally disorganised patterns, often involving many overlaps and unequal visual spacing between objects. , avant-garde Employs boundary-pushing and experimental philosophies to map design, often foregoing gameplay and aesthetic conventions to extreme measures. , freeform An unrestrained and loose approach towards visual structure. , high contrast Uses flashy ideas to follow changes in the music, creating stark differences between different sections of the song. , marathon A map with a drain time of over 5 minutes. , slidershapes Uses a large variety of slider designs. , improvisation Uses patterns that do not correspond to sounds in the music, often using hitsounds to add sounds in. , variable timing Contains multiple timing points, usually required for songs not recorded to a metronome.