video game, Portal 2, cheats, character with portal gun, action pose, futuristic environment, Aperture Science facility, white sterile walls, advanced technology, blue and orange portals, companion cube, physics-based puzzles, GLaDOS, robotic voice, artificial intelligence, humor, first-person perspective, dynamic lighting, complex structures, interactive objects, energy balls, laser beams, momentum conservation, high contrast shadows, detailed textures, immersive atmosphere, player empowerment, creative problem solving, 3D space manipulation.