Top Descriptors collab A map with two or more associated mappers. , featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , slidershapes Uses a large variety of slider designs. , clean Visually uncluttered and organised patterns, often involving few overlaps and equal visual spacing between objects. , slider tech Tests uncommon skills involving sliders, such as heavy use of kicksliders or aim on complex slidershapes. , keysounds Contains hitsounds that use various pitched samples to create a melody, typically following one within the song. , download unavailable Cannot be downloaded from the osu! website, often due to a DMCA takedown notice. , tech Tests uncommon skills. , chaotic Unpredictable map design, often testing unusual skillsets. , high contrast Uses flashy ideas to follow changes in the music, creating stark differences between different sections of the song.