SOLVE ME

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Across
  1. 3. chemical compound of water
  2. 4. R2-D2's Companion
  3. 7. DC Superhero from the underwater kingdom Atlantis
  4. 8. Mythical fire-breathing creature
  5. 9. The ____ of Hill House
  6. 11. Luke's Father
Down
  1. 1. Wookie
  2. 2. City Batman defends
  3. 5. Pi
  4. 6. Batman's antagonist and occasional love interest
  5. 9. Movie genre known for jump scares
  6. 10. The ___ Dead