Top Descriptors collab A map with two or more associated mappers. , marathon A map with a drain time of over 5 minutes. , gungathon A map with a drain time of over 10 minutes. , variable timing Contains multiple timing points, usually required for songs not recorded to a metronome. , multi-song Contains multiple songs within the audio. , time signatures Audio contains many changes in time signature or uses an uncommon time signature. , featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , storyboard Contains a storyboard that enhances gameplay experience. , chaotic Unpredictable map design, often testing unusual skillsets. , streams Patterns requiring continuous movement and alternating, typically more than 9 notes.