Web3 game studio Curio has raised $5.70 million in seed funding, led by Bain Capital Crypto and SevenX Ventures, with OKX Ventures participating, bringing Curio's total funding to $8.70 million. Focusing on building composable infrastructure for on-chain games, Curio plans to use the funding to expand its core team and develop a social strategy game called Duper, designed to provide an experience similar to high-stakes poker.