mature jungle, survival theme, (18+ rating), dense foliage, dangerous wildlife, tropical rainforest, realistic textures, muddy terrain, survival gear, makeshift shelter, intense atmosphere, harsh weather conditions, day and night cycle, fire building, resource management, psychological stress, immersive environment, first-person perspective, challenging gameplay, high difficulty, detailed environment, ambient sounds, survival horror elements, gritty realism, adult content warning, strong language, graphic violence, deep shadows, high contrast lighting, dynamic lighting effects, survival strategy, realistic water effects, poisonous plants, predatory animals, survival skills, crafting system, exploration, cautionary signage, age-restricted access.