Many DeFi OG projects have migrated to Arbitrum for continuous construction, bringing a stable user base. In addition, in order to meet the needs of high-frequency interactions in games and social fields, it has developed a new chain Nova, which is a beneficial attempt to isolate the game and social ecology from the DeFi ecology, although it still has a gap compared with the relatively mature game and social ecology of Polygon, but it shows the potential for diversified development of its ecology.