The development of science and technology makes people begin to use more advanced technologies to alleviate environmental problems. However, research and technology applications for establishing and enhancing environmental awareness require huge costs and technical support. Even though there are eco-themed games in current game market, including virtual reality games, they have no significant effects. In order to figure out whether playing virtual reality game related to environmental protection enhances player's environmental awareness or not, this paper analyzes different kinds of eco-themed games and their effects by comparing the secondary data, and the paper also demonstrates a game vision. It concludes that playing virtual reality games related to environmental protection has immediate and delayed effects on people's awareness.