Top Descriptors featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , marathon A map with a drain time of over 5 minutes. , circle only Restricts object choice to circles only. , symmetrical Employs symmetry within the map design, often mirroring elements along the horizontal centreline. , repetition Features the use of recognizable identical patterns or gameplay elements. , playfield constraint Restricts object placement to a certain part of the playfield. , megacollab A map with 8 or more associated mappers. , collab A map with two or more associated mappers.