Top Descriptors marathon A map with a drain time of over 5 minutes. , difficulty spike Contains a sudden and significant increase in challenge within the map's gameplay. , slider tech Tests uncommon skills involving sliders, such as heavy use of kicksliders or aim on complex slidershapes. , 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. , progression Contains a gradual advancement in difficulty or concept across the map.