Cloned crayfish accidentally created in an aquarium are conquering the world
In Jordan Peele’s incredible 2019 horror film Us, an army of human doppelgängers called The Tethered arise to take the place of the existing human population. It hits at some of our core fears, that we might actually be the monsters, and that some other version of ourselves might usurp our favored place upon the Earth. It’s later revealed that the Tethered are genetic clones created by the government and abandoned.