"The one under the grey lake is only one of them. I'm not sure about the location of the other two, but I suspect that they returned to their original positions some time ago. This will make the remaining Heavenly Dragon's Soul even more violent.
"He will be eager to return to the Seven Stars of Yuanzi, and he is willing to pay any price for it.
"The Slaughtering Sword and the Heavenly Dragon's Soul have a high degree of overlap in their domains. There's no need to mention the Slaughtering Sword and the Five-clawed Heavenly Dragon is synonymous with war and killing in any period of history.
"I've read some ancient books of the Su Clan. It's said that the Five-clawed Heavenly Dragon believes that knives and fire are the cornerstone of civilization's evolution.