Season 03, Episode 02 - “Mad City: Burn the Witch” Gordon teams with reporter Valerie Vale to find Fish Mooney, who’s taken it upon herself to find Hugo Strange; Penguin’s popularity soars due to his criticism of the GCPD; Bruce’s investigation of the Court of Owls is endangered; and Ivy Pepper returns to Gotham.
Season 03, Episode 03 - “Mad City: Look Into My Eyes” Hypnotist Jervis Tetch, aka the Mad Hatter, arrives in town and hires Gordon to help find his sister, Alice; Penguin decides to run for mayor; and Bruce’s look-alike begins to channel him, causing confusion around Gotham.
Season 03, Episode 04 - “Mad City: New Day Rising” Penguin narrows in on the mayoral nomination; Gordon turns Alice over to the GCPD for the bounty; and Bruce and Alfred search for Bruce’s doppleganger after discovering that he’s assumed Bruce’s identity.
Season 03, Episode 05 - “Mad City: Anything for You” With crime in Gotham at an all-time high, Penguin strives to uphold his promises to the city; Butch travels down a dark path with the Red Hood Gang; and Bruce investigates Ivy’s whereabouts.
Season 03, Episode 06 - “Mad City: Follow the White Rabbit” Gordon must make some tough decisions after Mad Hatter sets his eyes on his next victims; Penguin and Nygma’s relationship evolves; and a familiar face re-enters Nygma’s life.
Season 03, Episode 09 - “Mad City: The Executioner” Suspicious of Barnes, Gordon and Bullock examine the evidence of the murder at Lee and Mario’s engagement party; Nygma turns to Penguin when he hasn’t heard from Isabella; and Ivy reveals her identity to Selina and Bruce.
Season 03, Episode 10 - “Mad City: Time Bomb” A threat to Mario and Lee is revealed on the eve of their rehearsal dinner, which causes Falcone to turn to Jim for help. In other events, Nygma seeks revenge; and Bruce discovers more about the Court of Owls.
Season 03, Episode 11 - “Mad City: Beware the Green-Eyed Monster” The virus spreads through Gotham; and the laboratory that’s working on a cure is compromised. In other events, Mario and Gordon square off before the wedding; Selina meets an unexpected face; and Barbara has information about Isabella for Nygma.