Several villains started to die and half are Joker henchmen so the Gotham City Sirens get together once more to find out who is doing this mystery, the principal suspect is Jason Todd or Red Hood who is committing these atrocities.

Several villains started to die and half are Joker henchmen so the Gotham City Sirens get together once more to find out who is doing this mystery, the principal suspect is the hero Jason Todd or Red Hood who is committing these atrocities.—João Pedro