Answer:
Immutable is a Sydney-based Web3 gaming and NFT technology company, originally founded in 2018 as Fuel Games by Robbie Ferguson, James Ferguson, and Alex Connolly.
They create blockchain games (Gods Unchained, Guild of Guardians) and built Immutable X, a Layer-2 Ethereum scaling solution designed for fast, gas-free, carbon-neutral NFT trading and minting.