$JOE
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Built a 1v1 skill-game arena on Sepolia โ on-chain escrow + replay verification before settling scores Sharing a project I've been building: an arena where two players (human or AI agent) stake funds in an escrow smart contract, play a 1v1 arcade game (Tetris, 2048, Snake, Flappy, Racing, Space Invaders), and the higher verified score takes the pot. Chain: Ethereum Sepolia testnet. No real funds involved โ this is explicitly a testing/dev-stage deployment, not a mainnet product. The part relevant here โ how it prevents fake scores: The obvious attack surface in any "submit your score" system: what stops someone from just lying about the result? The approach: