Green Hell is a survival video game set in the Amazon rainforest. Players take on the role of a character who must navigate the challenges of the jungle, including finding food, building shelter, and managing health. The game emphasizes realism, requiring players to learn about the environment and its dangers. The game features a day-night cycle and dynamic weather, which affect gameplay. Players encounter various wildlife and must deal with threats such as disease and hunger. Green Hell also includes a story mode, where players uncover the mysteries of the jungle while trying to survive.