Gordon's got his hands full when Hugo Strange's mutants escape his lab for the streets of Gotham and take over the city in a massive crime wave.

1. Better to Reign in Hell 44m Gordon takes to the streets of Gotham as a bounty hunter to find mad-scientist supervillain Hugo Strange and his reanimated subject, Fish Mooney.

2. Burn the Witch 44m Professor Strange is still at large, but Fish is determined to find him. Meanwhile, Gordon and journalist Valerie Vale are determined to find Fish.

3. Look Into My Eyes 44m Gordon signs on to help new Gotham arrival Jervis Tetch, aka the Mad Hatter, find his lost sister, Alice. Elsewhere, Penguin preps for a mayoral run.

4. New Day Rising 44m With Penguin poised to become mayor of Gotham, Bruce and Alfred comb the city for Bruce's doppelgänger, who's completely assumed Bruce's identity.

5. Anything for You 43m While Bruce looks for Ivy, a newly elected Mayor Cobblepot faces a stack of campaign promises -- and unprecedented crime levels.

6. Follow the White Rabbit 42m A sadistic Mad Hatter forces Gordon to make an agonizing choice. Puzzle-loving Edward "Ed" Nygma reconnects with a face from his past.

7. The Red Queen 44m A run-in with the Mad Hatter sends Gordon down a psychedelic rabbit hole. Penguin struggles to accept the nature of Nygma's new relationship.

8. Blood Rush 44m As a deeply affected Barnes descends into madness, Nygma navigates his relationship with Isabella. Falcone throws Lee and Mario an engagement party.

9. The Executioner 43m Gordon urges Bullock to investigate Barnes, and Nygma turns to Penguin when he gets devastating news. Ivy opens up to Bruce and Selina.

10. Time Bomb 44m As a new threat bubbles to the surface before Lee and Mario's rehearsal dinner, Bruce begins to unravel the secrets surrounding the Court of Owls.

11. Beware the Green-Eyed Monster 44m As the virus starts spreading through the city, the Gotham lab developing a cure is compromised. Gordon and Mario face off before the wedding.

12. Ghosts 42m Gordon and Bullock unearth shadowy plans to resurrect an old foe. Selina's mother returns to Gotham, and Penguin prepares for prime time.

13. Smile Like You Mean It 42m Dwight's decision to bring Jerome back from the dead incites frenzy among his followers. Penguin and Nygma's power struggle intensifies.

14. The Gentle Art of Making Enemies 44m Jerome sets his sights on Bruce. Elsewhere, Gordon's uncle pays him a visit, and Penguin and Nygma face their issues head on.

15. How the Riddler Got His Name 43m Gotham gets a questionable new villain when Nygma rolls out "The Riddler." Disturbing details emerge about the death of Gordon's late father.

16. These Delicate and Dark Obsessions 43m As a terrible weapon threatens the city, Bruce begins his lessons with the Shaman. Meanwhile, Gordon unearths surprising ties in his family tree.

17. The Primal Riddle 43m There's a chill in the air when some of Gotham's most notorious villains -- including Mr. Freeze -- come together to talk in terrifying numbers.

18. Light the Wick 44m As terrible truths come to light, Gordon presses Kathryn for a seat at the Court of Owls' table. Elsewhere, Bruce intensifies his training.

19. All Will Be Judged 44m As the Shaman shows his hand, a dazzling discovery unlocks the secrets of Gotham's underworld. Penguin and Riddler are forced to work together.

20. Pretty Hate Machine 44m With a deadly virus looming over Gotham, some of the city's most maniacal villains join forces, and a young Bruce is poised to accept his destiny.