Violence in online games and its impact on youth, society and culture, have become an ever increasingly focused social issue. The paper proposes that violence in online games originated from views of violence in the mind of game-designers; and despite the objectivity of violence in online games, it nonetheless violates fundamental human values and rules of conduct, and exerts negative influences on players and society. Thus, on the basis of the conceptual recognition and field investigations and interviews, a violence assessment system consisting of value orientation in the themes of online ga...