Top Descriptors grid snap Objects are placed along a square grid, typically using osu!'s in-built grid snap feature. , collab A map with two or more associated mappers. , repetition Features the use of recognizable identical patterns or gameplay elements. , 2B Includes gameplay elements with two or more objects placed simultaneously. The term originates from a Chinese transliteration of 'idiot'. , linear aim Patterns, usually jumps, that require the player to move continuously in a straight or nearly straight line. , precision Colloquial term for maps which require fine, precise movement to aim correctly. Typically refers to maps with circle sizes above and including 6.