The synopsis for the Season 3 premiere, "Better to Reign in Hell," and it opens up an interesting narrative path.
Gordon works in a monster-ridden Gotham as a bounty hunter and seeks to find answers about the Indian Hill escapees and why their powers appear to be killing them. Meanwhile, Bruce's doppelganger roams the streets and Barbara and Tabitha open a new nightclub called The Sirens in the all-new 'Mad City: Better to Reign in Hell'...
In just two years, Ben McKenzie's Jim Gordon became a Gotham cop, lost his job as a Gotham cop, went to jail and survived multiple attacks on the GCPD building. Most people might move away, but Jim set his heels down in this city