Batman

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Across
  1. 3. Deadpool copied it
  2. 5. Batman's favorite bird
  3. 7. Giant coin in the batcave
Down
  1. 1. Wayne Batman's ideity
  2. 2. Blank Ivy
  3. 4. Where Joker became Joker. Also playing card.
  4. 6. Who broke batman's back?