Beyond Negotiation

Isolde grabbed Thalia and asked, "Did you find any crystals?"

Thalia nodded. "Yeah."

"Can you sell me one?"

Thalia shook her head. "I need them to upgrade the floating beasts. I'm not selling any crystals."

Those devil crystals were completely different from local mutant creature cores. A single one was worth dozens or even hundreds of normal crystals. There was no way she'd sell even one to anyon