Top Descriptors featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , marathon A map with a drain time of over 5 minutes. , collab A map with two or more associated mappers. , accelerating bpm Features progressively increasing tempo. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps. , repetition Features the use of recognizable identical patterns or gameplay elements. , flow aim Patterns with fully continuous cursor movement, usually due to a combination of wide angles and little time between objects. , bursts Patterns requiring continuous movement and alternating, typically 9 notes or less. , simple Accessible and straightforward map design. , variable timing Contains multiple timing points, usually required for songs not recorded to a metronome.