This organizer is designed to fit into the Hobby Lobby art box (sold separately through Hobby Lobby) and is designed to hold premium sleeved cards. This organizer will hold the base set along with the first two big expansions and their six corresponding deck story expansions. When used in conjunction with our Arkahm Horror the Card Game organizer you can use this organizer to store all your sets while using the main organizer to store what you're currently playing. (Game not included)