Top Descriptors featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , collab A map with two or more associated mappers. , storyboard Contains a storyboard that enhances gameplay experience. , mapping contest An entry for a mapping contest. , bundled A map that might come pre-downloaded upon installing osu! for the first time. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps. , marathon A map with a drain time of over 5 minutes. , megacollab A map with 8 or more associated mappers. , tournament custom A custom map for a playing tournament.