The S.P.D. Rangers are a team of superheroes from the television series Power Rangers S.P.D., which aired in the early 2000s. They are part of a special police force that protects Earth from various alien threats. Each Ranger has unique abilities and weapons, and they work together to fight evil forces, often transforming into their Ranger forms using special technology. The team consists of five main members, each representing a different color and role, such as the Red Ranger, Blue Ranger, and Pink Ranger. They also have a mentor, Commander Cruger, who guides them in their missions. The series emphasizes teamwork, friendship, and bravery in the face of danger.