Web3 gaming relies on blockchain technology to offer a more transparent and autonomous gaming experience. This technology securely records digital assets and transactions. Web3 promises decentralization by eliminating intermediaries and granting players true ownership of their virtual items. On their part, NFTs and smart contracts ensure this autonomy and promote an open economy. However, this decentralization remains theoretical in many cases, as some games retain centralized elements. This article explores the reality of Web3 gaming by analyzing its actual level of decentralization.