Do You Still Want a Skill Compendium?

Hao Ren was fiddling with the metallic object in his hand like a normal toy. There was nothing particularly special about it.

It was a diamond-shaped metal piece, the size of a palm. It looked like a metal wedge on a rusty old farming tool. It was black with a tinge of grey and the surface was wrought with marks of wear and tear. One part of it was particularly smooth, with wavy lines arrayed across the surface. They looked almost identical to the character that represents 'elephants' in old Chinese script. Hao Ren was pretty sure it was just another piece of metal. He tried to use a magnet on the thing.

"Let me have a look." Vivian grabbed the object. Her voice had a tinge of concern in it. She played around with the object, trying to discern its origins. Looking at her actions, Hao Ren asked curiously, "You’ve seen this before?"