Logging into the Heavens: I Fused an Ancient Saint Physique!

He transmigrates to a world where he can log in to the myriad heavens, and Jiang Yun also obtains a golden finger that lets him fuse anything. Faced with the first Demon Slayer world he enters, he chooses to...

Lesser Restoration Pill + Lesser Restoration Pill = Greater Restoration Pill

Byakugan + Byakugan = Tenseigan

Nine Suns Art + Nine Suns Art = Nine Suns Manual

Advanced Conqueror's Haki + Advanced Conqueror's Haki = Top-Tier Conqueror's Haki

Years later, Jiang Yun looks at his Ancient Desolate Saint Body and the condensed blood essence of his Innate Dao Body, and can't help falling into deep thought: Ancient Desolate Saint Body + Innate Dao Body = ??

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Do not imitate.