Top Descriptors marathon A map with a drain time of over 5 minutes. , featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , megacollab A map with 8 or more associated mappers. , tech Tests uncommon skills. , collab A map with two or more associated mappers. , storyboard Contains a storyboard that enhances gameplay experience. , variable timing Contains multiple timing points, usually required for songs not recorded to a metronome. , bursts Patterns requiring continuous movement and alternating, typically 9 notes or less. , gungathon A map with a drain time of over 10 minutes.