Metal Beast Poseidon is a powerful mechanized beast from the Getter Robo universe, associated with the enemy forces rather than the Getter team. It is portrayed as a massive, heavily armored combat machine with a monstrous design, built for destruction and battlefield dominance. As a recurring threat, Poseidon represents the advanced and dangerous weapons used against humanity, often serving as a formidable obstacle that highlights the intensity of Getter Robo’s robot battles and the scale of the series’ sci-fi conflict.