Azure Jade Birds were similar to Infernal Lightning Vines in that both of them were self-destructive. It was virtually impossible for Azure Jade Birds to break through the 100,000-year bottleneck as they would all transform into giant chunks of jade before that. This type of jade was of superb quality, and many noblemen would collect such prized pieces of jade during ancient times.

Humans didn't have anything to do with the extinction of Azure Jade Birds; they were simply far too violent and aggressive, and they would often even attack their own brethren.

According to the textbooks of Shrek Academy, this was a self-destructive species that paved the way to its own downfall in the end.

It was exactly due to this description that Tang Wulin had a very clear recollection of this type of soul beast.

However, just like...