From the publisher’s website: Ready…Aim…Crossfire! Can you handle your next mission in the Vertigo Spin Arena? Blast away with your B-Daman figure (figures sold separately) and try to knock three marbles out of the arena before your opponent does. Do you have what it takes for precision target blasting? Find out with the Vertigo Spin Arena. Vertigo Spin Arena includes a centerpiece with six Vertigo Spin marble slots! Fire at the centerpiece and knock three marbles out before your opponent does. Includes unassembled arena, 6 B-DA Marbles, collector card, label sheet, and instructions.