The Polynian Motoroid Maririn action figure features a futuristic girl with sleek robotic design elements. Maririn is equipped with energy machine guns, claw attachments, and interchangeable face parts, showcasing her versatile combat abilities. The figure stands at 150mm tall and exudes a sense of advanced technology and strength.

In the world of Robot Neanthropinae Polynian, Maririn is a Polynian girl who joins forces with human beings to protect their world from external threats. With her powerful energy machine guns and agile movements, Maririn proves to be a formidable warrior against enemies. The series explores themes of cooperation between humans and robotic life forms, as well as the challenges of maintaining peace in a technologically advanced society.