Get started ↓https://t.co/XUaTG8UBf8Legal stuff:NO PURCHASE NECESSARY. Ends when prediction contract trading concludes for the final Big Game Event. Open to legal US/DC residents, 18+. Verified Coinbase account required to claim prize. Limit one participation method. Void where prohibited.See official rules: https://t.co/3YAQxwdwunListed futures and swaps are offered by Coinbase Financial Markets ("CFM"), a NFA member firm. Trading prediction contracts involves substantial risk and may result in the loss of ...