Introducing Arena Games, an open WEB3 multi chain gaming ecosystem for gamers and game developers. Traditional game developers often lack blockchain expertise, requiring significant resources of build WEB3 games. However, with Arena Games, they can implement a ready solution for free, saving time and effort, as the implementation takes only few days of work. Our complete SDK solution enables seamless blockchain gaming tools integration enabling new monetisation ways for game devs and gives access to the growing community of players.