Top Descriptors precision Colloquial term for maps which require fine, precise movement to aim correctly. Typically refers to maps with circle sizes above and including 6. , gimmick Focused on a single unique design or gameplay idea. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps. , grid snap Objects are placed along a square grid, typically using osu!'s in-built grid snap feature. , slider tech Tests uncommon skills involving sliders, such as heavy use of kicksliders or aim on complex slidershapes. , high contrast Uses flashy ideas to follow changes in the music, creating stark differences between different sections of the song.