 This feature utilizes the now defunct e-Reader accessory.Using special e-cards, the player could obtain special items such as rare Berries or the Eon Ticket.In "FireRed", "LeafGreen", and "Emerald", Mystery Gift is a means to obtain special items at Nintendo's promotional events through the use of the Wireless Adapter, which allow the player to catch otherwise unobtainable Pokémon, such as Mew and Deoxys.