AI Arena is a project exploring the concept of players training AI-powered fighters and deploying them into automated battles on the Arbitrum blockchain. The platform introduces a competitive environment where fighters learn from player input through imitation learning and gradually improve their combat behavior over time. AI Arena is developed by ArenaX Labs and operated by the CortX Foundation, with backing from Paradigm, Framework Ventures, and SevenX Ventures. The $NRN token is central to the ecosystem, powering rewards, staking, and competitive incentives.