2020 Elite Extra Edition Hidden Gems Baseball Entire Collection All 59 Cards. Includes all 59 players in the set. Top players include CJ Abrams, Jared Kelenic, Riley Greene, Triston Casas, Mackenzie Gore, Oscar Colas, Hunter Greene, and Vaughn Grissom. Also included is Aaron Bracho, very hard to find. Set includes several serial numbered cards and base cards. All cards in pictures are included. Please look at pictures for condition. This item is in the category "Sports Mem, Cards & Fan Shop\Sports Trading Cards\Trading Card Singles". The seller is "greengoldcards" and is located in ...