Https://g2a.com/ -

G2A.COM is a major global marketplace facilitating the resale of digital game keys, software, and gift cards from third-party sellers, featuring over 300 developers through G2A Direct. While operating on a "gray market" model that offers competitive prices, the platform requires careful vetting of sellers to avoid potential key revocation. For detailed information on the platform's operations, visit G2A.COM . How key marketplaces work - Support Hub - G2A.COM