|This needs a stretch. (Feel free to remove when satisfied of completion.)|
* History is incomplete.
The Bracken-Spectre was the disguise of Helga Offinsteader.
It's a white glowing humanoid.
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Scooby-Doo! (DC Comics)
Helga used her powers to create the Bracken-Spectre to scare everyone in the plane so she and Helga could steal from the overhead luggage compartments and stashing them in the cargo bay.