Top Descriptors featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , collab A map with two or more associated mappers. , symmetrical Employs symmetry within the map design, often mirroring elements along the horizontal centreline. , tournament custom A custom map for a playing tournament. , bursts Patterns requiring continuous movement and alternating, typically 9 notes or less. , mapping contest An entry for a mapping contest. , marathon A map with a drain time of over 5 minutes. , old-style revival Emulates a style closely associated with early mapping, typically to pay homage or invoke nostalgia. , aim control Patterns with velocity or direction changes which strongly go against a player's natural movement pattern. , finger control Uses complex applications of rhythms in order to test the player's tapping ability.