Immutable serves as the ERC20 token within the Immutable X ecosystem, functioning as its native currency. This digital coin acts as both a utility and governance token, and it has a total supply of 2 billion units. One of the primary goals of Immutable X is to provide a layer-2 scaling solution for Ethereum, specifically focused on NFTs. By leveraging layer-2 technology, Immutable X aims to significantly enhance the scalability of NFT markets while maintaining the security and decentralisation of the Ethereum mainnet. One of the standout features of Immutable X is its focus on being environmentally friendly. It operates as a layer-2 protocol on Ethereum, utilizing zk-rollup technology to achieve high scalability and low fees without sacrificing energy efficiency.