[Developing starships + technological civilization + all heavens and worlds + interstellar tomb robbing]
The powerful Immortal King who suppressed the heavens in his previous life accidentally reincarnated into the galaxy where technology reigns supreme, and became a powerless liberal arts student in the archeology department.
At the recruitment site, as soon as he reported his major, he was grabbed by the recruitment officer.
"I finally found you! Our fleet is short of talents like you!"
He was pushed into the death squad without a clue, but the memory of the Immortal King that had been buried in the dust in an accident was completely awakened.
Steel hull?
Introduce spiritual energy to temper, and directly forge it into a unique natal magic weapon.
Shipboard AI?
Break into the Soul Restriction and use your backhand to refine a weapon soul with spiritual intelligence.
When the enemy fleets are still competing for the power of curvature engines and star destroyer cannons.
His battleship has already laid out the Nine Heavens Thunder Array, which can teleport thousands of miles in a single thought. If the ship's hull is damaged, it can repair itself and evolve.
Since then, the whole universe has been going crazy: Behind that mysterious starship that comes and goes without a trace is a captain who doesn't care about science at all!