Top Descriptors featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , megacollab A map with 8 or more associated mappers. , collab A map with two or more associated mappers. , marathon A map with a drain time of over 5 minutes. , tech Tests uncommon skills. , gungathon A map with a drain time of over 10 minutes. , storyboard Contains a storyboard that enhances gameplay experience. , tournament custom A custom map for a playing tournament. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps. , multi-song Contains multiple songs within the audio.