C595 What Can You Do to Me

"Huh? There's a stone door there!" In an inconspicuous corner, a pitch-black and narrow door was tightly shut!

"This is a door made of obsidian!" Yee Chen could not help but walk forward quickly. His tentacles were smooth and cold.

Obsidian was a material used to refine a tier 9 Treasure Artifact. It was definitely considered rare, but in the Sword Tomb