Top Descriptors gungathon A map with a drain time of over 10 minutes. , marathon A map with a drain time of over 5 minutes. , symmetrical Employs symmetry within the map design, often mirroring elements along the horizontal centreline. , geometric Incorporates geometric shapes within the map's visual design. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps. , reading Tests a player's reading skill, i.e. patterns that obfuscate note order and/or timing. , chaotic Unpredictable map design, often testing unusual skillsets. , repetition Features the use of recognizable identical patterns or gameplay elements. , difficulty spike Contains a sudden and significant increase in challenge within the map's gameplay. , video gimmick Employs patterning that closely references the included background video.