Given above is a use case diagram of an online gaming platform. It has four main actors including the player, game developer, admin, and payment system. Players can sign up, log in/log out, modify their accounts, join games, and play games. Developers of games can play games and forward them for approval. Administrators have the right to accept/reject games, and to control the game process and users. The payment system falls under the financial transaction, which includes payment processing and management of refunds.
