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. , mapping contest An entry for a mapping contest. , slider tech Tests uncommon skills involving sliders, such as heavy use of kicksliders or aim on complex slidershapes. , clean Visually uncluttered and organised patterns, often involving few overlaps and equal visual spacing between objects. , perfect stacks Features perfectly overlapped stacked notes using low stack leniency. , marathon A map with a drain time of over 5 minutes. , large circles Uses larger-than-usual circles. Typically refers to maps with circle sizes below 3. , 2B Includes gameplay elements with two or more objects placed simultaneously. The term originates from a Chinese transliteration of 'idiot'.