Batman: The Dark Knight Returns

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Across
  1. 2. The main villain escaped from here
  2. 3. A hidden place
  3. 5. The main villain
  4. 7. Undercover sidekick / real name
  5. 10. City where crime happens
  6. 11. Sent after Batman to stop him
  7. 12. Saved Batman's life and becomes a sidekick
Down
  1. 1. A villian of Batman also known as Harvey Dent
  2. 3. Undercover main character / real name
  3. 4. Undercover superhero who stops Batman / real name
  4. 6. A butler
  5. 8. A gang
  6. 9. Main character