Immutable Crypto Explained: What Is Imx?

This article explores immutable crypto and IMX, outlining how the project scales game-centric activity on Ethereum with low fees and fast finality.

Immutable is a blockchain studio building a toolkit for Web3 games on Ethereum, headlined by Immutable X, a layer-2 scaling solution tailored for minting, holding, and trading digital items.

The company delivers an integrated stack for developers and players, with Immutable X at its core to streamline NFT workflows and improve the gameplay experience through rapid, inexpensive transactions.

Layer-2 scaling on Ethereum boosts throughput and reduces gas costs, which is vital for apps that execute frequent actions, such as blockchain gaming. Immutable X is built to address core pain points on mainnet—limited throughput during congestion, high gas fees, and the settlement friction that makes frequent NFT actions (mints, trades, transfers) impractical.

For NFTs and games to feel mainstream, transactions have to be fast and predictable in cost; otherwise, user experience collapses under fees and waiting time.

If each in-game move or purchase settled on the main chain, even simple titles would become prohibitively expensive. By pushing high-volume activity to an L2 and anchoring final settlement to Ethereum, Immutable X makes everyday NFT activity more feasible at scale.

Immutable X adopts zk-STARK–based rollups to compress many operations into proofs verified on Ethereum, making Web3 gaming and NFT creation and exchange more practical at scale.

Beyond its rollup, the team offers a wallet, marketplaces, data APIs, and developer tooling. The same stack can also support use cases beyond games, such as digital collectibles, loyalty and membership perks, ticketing and event passes, and limited-edition brand drops—any scenario where lower fees and faster confirmations improve the user experience for issuing and trading digital items.

A collaboration with Polygon introduced a second rollup, Immutable zkEVM, to complement Immutable X.

IMX, the network’s native token, covers protocol fees on Immutable X’s rollups, supports staking rewards, and enables community governance.

Immutable began in 2018 as Fuel Games, founded by James Ferguson, Robbie Ferguson, and Alex Connolly, and rebranded in 2019 to reflect a broader mission.

The Ferguson brothers launched the blockchain trading card game Gods Unchained in 2018, drawing attention to Ethereum’s capacity limits during peak play.

Rising gas usage from gameplay highlighted the need for a new approach, leading to a partnership with Israel-based StarkWare. Immutable X was built on StarkWare’s StarkEx technology to deliver cost-efficient performance.

In 2021, Disney revealed plans to issue NFTs on infrastructure powered by Immutable X. In March 2022, a funding round led by Tencent and Animoca Brands valued Immutable at $3.5 billion, placing it among Australia’s most valuable private tech firms at the time.

Immutable X

Immutable X was designed for fast, low-friction NFT activity as digital goods gained adoption. As the flagship product, it enables studios and creators to mint game items, process low-cost trades, let users self-custody assets in a wallet, and access open marketplaces.

In practical terms, an NFT action on Immutable X typically flows like this: a user connects an Ethereum wallet and signs the request; the action is routed through Immutable’s middleware and executed on the L2; many actions are batched together; then a validity proof is submitted for verification on Ethereum, after which balances and ownership states can be finalized without each individual action paying mainnet gas.

Security is designed around Ethereum anchoring and cryptographic validity proofs: the L2 state transitions are proven and checked by smart contracts on Ethereum, and the assets ultimately remain enforceable on mainnet. As with any protocol, security can also depend on implementation details and smart contracts, so it’s worth checking whether the relevant contracts and components have recent third-party audits (and the scope of those audits) before relying on the system at scale.

Its architecture centers on three pillars:

• StarkWare’s zk-rollup.The system batches transactions off-chain and submits succinct proofs to Ethereum, where a smart contract verifies their validity. This improves efficiency and reduces fees.
• Link middleware.This component bridges user wallets and Immutable X, allowing secure signing with Ethereum wallets while routing transactions through the Stark-based infrastructure with distinct cryptographic keys.
• Fee model.Each NFT trade on Immutable X incurs a 2% platform fee. Market venues can define maker and taker fees, and creators can configure royalties.

Immutable zkEVM

The zkEVM rollup adds Ethereum Virtual Machine compatibility, letting developers deploy and interact with custom smart contracts while leveraging familiar Ethereum tooling.

This can improve the NFT transaction experience by making integrations more flexible: projects can build custom marketplace logic, game mechanics, or on-chain rules directly in smart contracts, while still benefiting from an L2 environment designed to keep fees lower than mainnet and confirmations faster for users.

By contrast, contracts associated with Immutable X are deployed on Ethereum’s layer 1 and then registered with the L2.

Immutable X can offer zero gas fees for core NFT actions, whereas zkEVM introduces small gas costs for EVM-based smart contract execution—still far below typical mainnet fees. In other words, Immutable X emphasizes streamlined, game-focused NFT workflows, while zkEVM emphasizes broader compatibility and programmability.

IMX is an ERC-20 token on Ethereum used for protocol fee payments, staking participation, and governance voting.

Fees collected in IMX flow into a staking rewards pool, which distributes tokens every 14 days. To qualify as a staker, a user must hold IMX (on Ethereum L1 or Immutable X L2), have voted on a governance proposal within the past 30 days, and either hold an NFT on Immutable X or have completed a trade in the last 30 days.

IMX’s market price changes continuously, so the best way to see how much IMX is worth now is to check a live price feed on the exchange or app you use (for example, the IMX market page, the IMX trading pair you’re using, the order book, and 24-hour volume).

If you’re looking to buy IMX, it’s typically available on major crypto exchanges (availability varies by region), including Bitstamp and other large platforms such as Coinbase, Binance, and Kraken. A basic buying flow is: create an account and complete any required verification, deposit fiat or crypto, place a buy order (market or limit), and consider withdrawing to a self-custody wallet if you prefer to hold your tokens off-exchange.

Whether IMX is a good investment depends on your goals and risk tolerance. Potential rewards are usually tied to broader adoption of Immutable’s gaming and NFT infrastructure, the growth of activity that drives token utility (fees, staking, governance), and improved developer and user uptake. Key risks can include crypto market volatility, competition among Ethereum scaling networks, regulatory changes, execution risk around product adoption, and changes in token demand over time. This is not investment advice, and you should do your own research before making any financial decisions.

Looking ahead, IMX’s future will likely be influenced by how well Immutable’s products attract studios, marketplaces, and consumer-facing apps, as well as how adoption develops across Immutable X and Immutable zkEVM. Partnerships (such as the Polygon collaboration), ecosystem incentives, new game and brand launches, and upgrades that improve tooling, interoperability, and user onboarding can all affect future growth and demand for the network and its token.

Token Distribution

The total supply is capped at 2,000,000,000 IMX.

• Immutable builds tools for developers focused on NFTs and Web3 gaming on Ethereum.
• Immutable X delivers near-gasless minting and trading of NFTs tailored for game economies.
• IMX powers protocol fees, supports staking incentives, and grants a voice in governance.