Top Descriptors bursts Patterns requiring continuous movement and alternating, typically 9 notes or less. , simple Accessible and straightforward map design. , 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. , megacollab A map with 8 or more associated mappers.