Back For The 2023/2024 Season – Panini’s Official Premier League Adrenalyn Xl Trading Cards, With A New Look, New Special Cards, And in-demand Than Ever Before! Adrenalyn Xl Is The Only Official Premier League Trading Card Collection And The Only Collection Which Includes All 20 Premier League Clubs From One Of The World’S Best And Most Exciting Leagues. Each Booster Box comes with 216 Trading Cards.