The Savage Dragon
Chicago cop, Frank Darling, discovers a huge green-skinned mutant named Dragon who suffers from amnesia. In the hope of uncovering his own identity, Dragon joins Chicago P.D. and battles evil mutants led by the mysterious Overlord.

After Dragon foils Overlord's attempts to do away with a freak candidate for mayor, the crime boss creates a clone of The Dragon to gain access to candidate and assassinate him.