Donnie’s Formidable Talons: Submit or Be Destroyed

In the main universe, there were dimensions far more numerous and complex than those of other universes. There were worlds akin to the Dark Dimension, or even more vast than it, as well as some peculiar small pocket dimensions. In a hidden place not far from Earth, there was an exceedingly secret small space. This space was tiny—far too tiny. Even its passage connecting to the 3D main world had been sealed by some powerful force.