Top Descriptors marathon A map with a drain time of over 5 minutes. , featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , gungathon A map with a drain time of over 10 minutes. , megacollab A map with 8 or more associated mappers. , collab A map with two or more associated mappers. , high contrast Uses flashy ideas to follow changes in the music, creating stark differences between different sections of the song. , playfield usage Includes deliberate use of the playfield within the map design. , difficulty spike Contains a sudden and significant increase in challenge within the map's gameplay. , complex sv Features large changes in slider velocity. , freeform An unrestrained and loose approach towards visual structure.