In concordance to his national origin (canada / northern portions of the Americas if you take out modern politics), Chopper's monster point may derive heavily from the mythical creature "Wendigo" in algonquin
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Lost in the wild: What it's like to watch a daring chopper rescue unfolding in Algonquin Park | National Post
Hiker airlifted off of Algonquin trail | Quinte News
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Lost in the wild: What it's like to watch a daring chopper rescue unfolding in Algonquin Park | National Post
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So I guess Monster Chopper, is based of an old Native American Legend the, Wendigo. : r/OnePiece
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