The Currency Series 4 Trading Card Set offers collectors an experience like no other. With an expanded set of Collector Cards, there are a total of 70 different designs by artists bringing their unique vision to the series. We explore the foundations of traditional finance and emergent sectors, including decentralized finance and blockchain-based economies. Fortunate collectors may uncover rare variants, like Parallel Holofoils, Meta-Rare Refractor™, and Gemstone Refractor™ cards. Look for randomly inserted Crypto Redemption Cards that can be exchanged for various amounts of Bitcoin, Ethereum, Litecoin, or Dogecoin, including 1 BTC and 1 ETH hits. You may even find the Collector Box exclusive — a One of One collectible Bitcoin Card!