The Upside Down was a name given to describe a mysterious alternate dimension existing in parallel to the human world. The dimension was in some way "created" on November 6, 1983. Before the Upside Down formally came into existence, it was preceded by something else: a dimension of sprawling, floating rocks, populated by alien vines and a species of humanoid predators. A mysterious, dormant organism, consisting entirely of silver-black particles, also inhabited the dimension. In September 1979
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