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. , collab A map with two or more associated mappers. , streams Patterns requiring continuous movement and alternating, typically more than 9 notes. , bursts Patterns requiring continuous movement and alternating, typically 9 notes or less. , tech Tests uncommon skills. , stamina Tests a player's ability to tap dense rhythms over long periods of time. , symmetrical Employs symmetry within the map design, often mirroring elements along the horizontal centreline. , freeform An unrestrained and loose approach towards visual structure. , download unavailable Cannot be downloaded from the osu! website, often due to a DMCA takedown notice.