Top Descriptors aim control Patterns with velocity or direction changes which strongly go against a player's natural movement pattern. , 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. , multi-song Contains multiple songs within the audio. , streams Patterns requiring continuous movement and alternating, typically more than 9 notes. , progression Contains a gradual advancement in difficulty or concept across the map. , bursts Patterns requiring continuous movement and alternating, typically 9 notes or less. , slidershapes Uses a large variety of slider designs. , megacollab A map with 8 or more associated mappers. , messy Visually chaotic and intentionally disorganised patterns, often involving many overlaps and unequal visual spacing between objects.