Top Descriptors collab A map with two or more associated mappers. , marathon A map with a drain time of over 5 minutes. , time signatures Audio contains many changes in time signature or uses an uncommon time signature. , finger control Uses complex applications of rhythms in order to test the player's tapping ability. , alt Colloquial term for maps which use rhythms that encourage the player to alternate notes. Typically distinct from burst or stream maps.