Top Descriptors collab A map with two or more associated mappers. , marathon A map with a drain time of over 5 minutes. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps. , aim control Patterns with velocity or direction changes which strongly go against a player's natural movement pattern. , high sv Features prominent high slider velocity usage as a key part of map design. , perfect stacks Features perfectly overlapped stacked notes using low stack leniency. , clean Visually uncluttered and organised patterns, often involving few overlaps and equal visual spacing between objects.