The Best Seasons of Special Unit 2

Every season of Special Unit 2 ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Special Unit 2!

Detectives Nick O'Malley and Kate Benson work in Special Unit 2, a secret precinct of the Chicago Police Department whose sole charge is to protect the city's citizens from Links, a malicious paranormal species that is the missing link between man and beast.