Transmigrated as Orochimaru: Immortality Across the Heavens

After transmigrating as Orochimaru in the Naruto world, he also awakens a fragment of his memories from a previous life.

Relying on those memories and combining them with Orochimaru's original research, he creates a new version of the Living Corpse Reincarnation technique.

Shinobu Kocho from the Demon Slayer world, Wang Yuyan from the wuxia world, Irisviel from the Nasuverse, Mikoto Misaka from the A Certain Magical Index world, Frieren from another world, the Lesser Lord Kusanali from the Genshin Impact world...

With a more powerful Living Corpse Reincarnation technique, one useful body after another becomes nourishment for the new Orochimaru's growth. In the process, they gradually realize their ambition to become truly immortal...