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. , marathon A map with a drain time of over 5 minutes. , tournament custom A custom map for a playing tournament. , chaotic Unpredictable map design, often testing unusual skillsets. , slider tech Tests uncommon skills involving sliders, such as heavy use of kicksliders or aim on complex slidershapes. , variable timing Contains multiple timing points, usually required for songs not recorded to a metronome. , mapping contest An entry for a mapping contest. , storyboard Contains a storyboard that enhances gameplay experience. , high sv Features prominent high slider velocity usage as a key part of map design.