Top Descriptors marathon A map with a drain time of over 5 minutes. , grid snap Objects are placed along a square grid, typically using osu!'s in-built grid snap feature. , progression Contains a gradual advancement in difficulty or concept across the map. , high contrast Uses flashy ideas to follow changes in the music, creating stark differences between different sections of the song. , precision Colloquial term for maps which require fine, precise movement to aim correctly. Typically refers to maps with circle sizes above and including 6. , keysounds Contains hitsounds that use various pitched samples to create a melody, typically following one within the song. , playfield constraint Restricts object placement to a certain part of the playfield. , circle only Restricts object choice to circles only. , overlap reading Contains patterns where overlapped objects make determining note order and/or timing difficult. , finger control Uses complex applications of rhythms in order to test the player's tapping ability.