A-game (AG) is a decentralized competitive guessing game platform based on blockchain technology that aims to unite various components of the gaming ecosystem. With the implementation of World Cup concept coin and an innovative token economy model, AG intends to create an ecological integration space for global users with high incremental value and easy participation. In DAO mode operation, AG seeks to establish a decentralized sharing and value-exchanging community, and eventually form a large open free trading platform. AG aims to bring huge value to both game players and coin holders alike.