Comments by "Mark Zuckergecko" (@markzuckergecko621) on "30 Most Terrifying and Disturbing Serial Killers" video.

  1. Gustave, the Nile crocodile. His actual human death count is debated, there's no way to know a precise number. But it's easily in the triple digits, and he was deliberate, and calculated. He hunted humans for several decades.
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