Top Descriptors marathon A map with a drain time of over 5 minutes. , slider tech Tests uncommon skills involving sliders, such as heavy use of kicksliders or aim on complex slidershapes. , keysounds Contains hitsounds that use various pitched samples to create a melody, typically following one within the song. , avant-garde Employs boundary-pushing and experimental philosophies to map design, often foregoing gameplay and aesthetic conventions to extreme measures. , slidershapes Uses a large variety of slider designs. , chaotic Unpredictable map design, often testing unusual skillsets. , collab A map with two or more associated mappers. , precision Colloquial term for maps which require fine, precise movement to aim correctly. Typically refers to maps with circle sizes above and including 6. , perfect stacks Features perfectly overlapped stacked notes using low stack leniency. , featured artist Features song(s) composed by artists in osu!’s Featured Artist listing