Top Descriptors chaotic Unpredictable map design, often testing unusual skillsets. , repetition Features the use of recognizable identical patterns or gameplay elements. , clean Visually uncluttered and organised patterns, often involving few overlaps and equal visual spacing between objects. , complex sv Features large changes in slider velocity. , tech Tests uncommon skills. , gungathon A map with a drain time of over 10 minutes. , streams Patterns requiring continuous movement and alternating, typically more than 9 notes. , collab A map with two or more associated mappers. , improvisation Uses patterns that do not correspond to sounds in the music, often using hitsounds to add sounds in. , slider animation Succession of sliders as individual frames to create the illusion of fluid motion.