This series contains 6 regular designs and 2 secret designs. Purchase a case and get 6 regular designs and 6 repeat regular designs or 6 regular and 5 repeat regular designs and 1 secret. Each series of blind box contain several designs (basic editions & hidden edition). Each single box includes one random basic design, with the probability of getting the hidden edition instead. (Some series do not have a hidden edition) The complete set includes all basic editions. When there is a hidden edition inside the set, one basic edition will be replaced by it.