Black Proof 1 ounce Silver and blue Dark Side Liberator. Skull design on reverse with "Liberator" inscription. A pattern of barbed wire appears in the background. The obverse depicts an eagle and bears the dimensions, purity, one soul, and dark side inscriptions. There is a barbed wire pattern in the background. One ounce of the.9999 fine silver used in the Dark Side The Liberator black proof ruthenium plated silver round with American Flag print. A certificate of authenticity and tin accompany each of the 100 Dark Side Liberator 1 oz black proof silver rounds.