Halloween, set 3

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Across
  1. 4. A creature that turns into a bat.
  2. 5. The sound that wolf makes during a full moon.
  3. 6. A potion ingredient from a snake.
  4. 7. An iconic Halloween song: "___ Scary Skeletons".
Down
  1. 1. Name of famous ghost from Charles Dickens' "A Christmas Carol". (Opowieść Wigilijna)
  2. 2. The color of most pumpkins.
  3. 3. A holiday where people wear costumes and get candy.