Metchain functions as a decentralized blockchain platform, efficiently handling significant transaction volumes for real-time experiences via a customized Heavyhash. The platform promotes coexistence, creation, and interaction in virtual worlds while supporting NFTs and fostering decentralized Metaverse interoperability and economy. With established Layer 1 and Layer 2 blockchains, Metchain is advancing towards its Layer 3 goals, emphasizing its role in handling high transaction volumes for real-time experiences and contributing to Metaverse interoperability.