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# About this Connected Collectible
Courtyard **Connected Collectibles** are backed by unique, physical assets. This particular one is backed by a real graded Pokémon TCG card: The **2000 Pokémon Team Rocket 1st Edition Dark Charizard #21 (PSA 54090814)**.
Keep it vaulted, sell with a click, or burn this NFT to have your identical physical item shipped anywhere in the world, at any time.
This NFT is uniquely identifiable by **[Proof of Integrity](https://docs.courtyard.io/courtyard/technology/proof-of-integrity)**, which is cryptographically derived from the fingerprint of the matching physical item ("Graded Pokemon TCG | PSA 54090814 | 2000 Pokemon Team Rocket 1st Edition Dark Chariz...