Top Descriptors featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , precision Colloquial term for maps which require fine, precise movement to aim correctly. Typically refers to maps with circle sizes above and including 6. , reading Tests a player's reading skill, i.e. patterns that obfuscate note order and/or timing. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps. , overlap reading Contains patterns where overlapped objects make determining note order and/or timing difficult. , marathon A map with a drain time of over 5 minutes. , large circles Uses larger-than-usual circles. Typically refers to maps with circle sizes below 3. , gungathon A map with a drain time of over 10 minutes. , chaotic Unpredictable map design, often testing unusual skillsets. , clean Visually uncluttered and organised patterns, often involving few overlaps and equal visual spacing between objects.