Indeed. You could think of them as a trickery by them being gifted to a king, but it was said he was greedy beyond measure and it was an act meant to put a stop to it. Many see these Treasures of Ruin as both unfortunate and deadly, but also acting only out of their nature.

Together they destroyed the King of Paldea's castle in ancient times- Paldea is the region I am from, of course, and we hold all parts of history close to be learned from.

[There was evidence that pointed towards the myth being true, of course. One thing he might have enjoyed looking into, if he had ever gotten the chance.]

This particular one is called Chien-Pao.