Top Descriptors 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. , cutstreams Streams in which the spacing of certain notes is much larger than the rest of the stream. , visually dense Contains patterns where the amount of visible notes makes determining note order and/or timing difficult. , collab A map with two or more associated mappers.