Xenogeneic

"Failure?" Han Sen looked at his scabbard.

For once, Yisha didn't hold back on her explanation. "Didn't I tell you that the crystallizers invented a geno weapon that was of a deified caliber? Their technology rarely succeeded on their first try, and they'd go through many failures and testing phases. This scabbard is one of those failures. After the crystallizers were destroyed, an elite claimed it and brought it to Demon Grave. He left it here after that fight."

"The elite you mention cannot be the Rebate elder, could it?" Han Sen asked Yisha.

Yisha nodded and said, "Yeah, it was our elder. Our elder always used that scabbard, and he never left it behind."

Yisha looked at Han Sen and said, "I have told you what you wished to know. I hope you will uphold your end of the bargain."