Can I build a Pokémon TCG deck in Pokémon Card Dex? Pokémon Support August 22, 2019 20:03 Updated Follow No. Pokémon Card Dex only provides a way for users to keep a digital collection of their Pokémon TCG cards. Can’t find what you’re looking for? Click here to submit a service request form. Related articles What cards are included in Pokémon Card Dex? About Pokémon Card Dex Will I be able to connect to other players? Pokémon Card Dex system requirements and compatibility Can I transfer my scanning progress to another device?