I Have Immortal Cultivation, So I'm Invincible [Quick Transmigration]

[Tentative blurb] The Tianshui Realm is on the verge of collapse. The cultivation world pools the strength of the entire realm to send Luo Qingxiao to save three thousand other worlds on the brink of destruction, earning Heavenly Dao merit to save the Tianshui Realm. 1. The sun is going berserk, disasters are multiplying, and humanity is about to face nature's punishment? Quell fires erupting from the earth, hold back tsunamis, and destroy a celestial star with one sword! Found a school of the Dao, establish a sect, and today the immortals preach the way! 2. Demons and ghosts rule the human world, and humans are merely livestock raised for blood? Slay the Ghost King, subdue the Demon Emperor, tame beasts, bind souls, and purge evil spirits! Open the underworld, establish reincarnation, reward good and punish evil with divine majesty! 3. Two worlds collide, merging modern society with a Western fantasy world, while fantastical monsters invade like wildfire? Well, click here to watch a max-level powerhouse lead humanity in a counterattack against another world! Luo Qingxiao works diligently as a savior to save his own world, only to discover that every time he transmigrates, a figure silently follows him... Luo Qingxiao: Who are you? Dao Xuan: Your husband. Luo Qingxiao: Ha! No hitting on the savior! Cool, aloof immortal lord shou x mad, obsessive attack [The original blurb is going to be worked into the quick transmigration story] Theme: Protect humanity~