Card enthusiasts won't want to miss the OKC Card Expo at the Oklahoma State Fair Park Pavilion this March. Presented by Greatest American Sportscard Shows, this expo tours around the region, bringing a myriad of collectible cards to Oklahoma, Missouri, and Nebraska. In Oklahoma City, you'll have the chance to browse 400 tables of trading cards at this weekend-long event in Oklahoma City. Bring your friends and go on a treasure hunt for the cards you've been dying to add to your collection.