FangTheCat ...Upon arrival at the designated K-Type star, about twelve billion years old, you find something astonishing.
Multiple layers upon layers upon layers of rigid framework surround the star, and the inner layer is already being polished - it's a dyson sphere, no doubt, but if you wanted an immense computer, then this is the best computer that you can possibly make without delving into Black Hole physics and the Holographic Principle.
A Matrioshka Brain.
How they even constructed the framework is astonishing, something on this scale requires so much mass that you would have to stripmine multiple planets for such a task.
And there, facing the Remna fleet directly, is a massive battlefleet. Hundreds, no, THOUSANDS of ships guard the star at all times, and that's on the lower end of the scale of the protection of such an object. The center ship, one of the largest ones, is hailing you.