Top Descriptors repetition Features the use of recognizable identical patterns or gameplay elements. , progression Contains a gradual advancement in difficulty or concept across the map. , simple Accessible and straightforward map design. , complex sv Changes slider velocity by large amounts in order to test the player's reading ability. , overlap reading Contains patterns where overlapped objects make determining note order and/or timing difficult. , megacollab A map with 8 or more associated mappers. , clean Visually uncluttered and organised patterns, often involving few overlaps and equal visual spacing between objects.