Krark's Thumb (Foil) - Secret Lair Drop Series #383Heads I Win, Tails You Lose If you would flip a coin, instead flip two coins andignore one. Rarity: R #: 383 Card Type: Legendary Artifact Flavor: As a child, Slobad fashioned a music box out of the wayward digit. Its simple tune was his sole companion on many lonely nights. The thumb is said to bring its owner good luck up until the end of their life. That duration has yet to be specified.