With a pulse of light that faded as quickly as it came, Cekt, his seven disciples, and four additional guests appeared before the Yellow Cube, the familiar teleportation device that had brought them from the distant planet of Thelma. As the lingering energy dissipated, they found themselves facing an imposing, seemingly endless structure stretching as far as their eyes could see, shimmering in the ambient light emitted by the Cube.
The structure's elegant geometry seemed almost incongruous against the surrounding vacuum, a testament to intelligent design amidst the wild cosmic emptiness. It was colossal, dwarfing them into insignificance, the sheer scale of it sparking awe within their hearts.
The following mini arc needed some preparation because I had to check a lot of things about black holes to avoid writing nonsense and to make sure that it stays coherent with the principles of Aether introduced.
It's theoretically possible to harvest the energy of black holes, but it requires colossal means.