1: 1. "The Dark Knight Returns" - Bruce Wayne returns from retirement to fight crime as an older Batman, facing off against a formidable Joker and uncovering deeper secrets of Gotham City.

2: 2. "Death in the Family" - The heart-wrenching tale of Robin's demise at the hands of the Joker, leaving Batman devastated and seeking vengeance while dealing with guilt and grief.

3: 3. "Hush" - An enigmatic villain emerges, manipulating Batman's friends and foes alike, showcasing the World's Greatest Detective's struggles to uncover Hush's true identity behind the web of lies.

4: 4. "Arkham Asylum: A Serious House on Serious Earth" - Batman's descent into the madness of Gotham's infamous asylum, facing twisted versions of his greatest adversaries while dealing with his inner demons.

5: 5. "Knightfall" - Bane breaks the Bat, forcing Bruce Wayne to pass the mantle of Batman to Jean-Paul Valley, only to see Gotham descend into chaos as the new Dark Knight becomes increasingly unstable.

6: 6. "The Long Halloween" - Set in Batman's early years, a mysterious killer named Holiday brings fear to Gotham, leading the Caped Crusader on a year-long hunt for the murderer, intertwining many iconic villains' origins.

7: 7. "Under the Red Hood" - The return of a resurrected Jason Todd, the former Robin, as the vigilante antihero Red Hood, opposed to Batman's no-kill rule, sparking a brutal conflict and shedding light on Batman's failures.

8: 8. "Gotham by Gaslight" - Batman is reimagined in a Victorian-era Gotham City, hunting down Jack the Ripper, blending the Dark Knight's detective skills with a thrilling and atmospheric setting.

9: 9. "No Man's Land" - After an earthquake isolates Gotham City from the rest of the world, Batman struggles to restore order amidst warring factions, showcasing his resourcefulness and determination in a devastated landscape.