Side Character Transmigrations: The Final Boss Is No Joke (lightnovelheaven-com)

System: Host, what is that thing in the sky? Shi Sheng: An intergalactic spaceship. System: …This is a cultivation world, where did an intergalactic spaceship come from?! — System: Host, what are you holding in your hand? Shi Sheng: Xuanyuan Sword. System: This is an advanced scientific world, where did an ancient div…