Chapter 1377
- Ink Steel was extremely valuable, it was a necessary ingredient to craft a Quasi Royal Grade Spirit Weapon and a Royal Grade Spirit Weapon.
- Back then, the Rebirth Martial Emperor painstakingly obtained a limited amount of Ink Steel to craft a Quasi Royal Grade Spirit Weapon and a Royal Grade Spirit Weapon.
- The amount of Ink Steel then was not even enough to forge one percent of the Ink Steel box before his eyes.