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  • #2528
  • Modern Day Modern Day (culture)
  • Aquatic Aquatic (attribute)
  • Deadly Deadly (behaviour)

This is a water creature described as being a globular blob with a large mouth. It has been sighted by the Cheremis and Mari people of the former Soviet Union. It lives in large areas of open water, rivers and lakes. It ambushes boats and swallows them swiftly.

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Does Opken Exist?

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If there's something that I've missed or would like to add then please let me know and I'll update the article. If you've seen this creature in films, TV, computer games, books or even old stories, please post a comment.