C3418 Life Draconic Diagram
The 'Soul Slaying Sword' corresponded to a Blood Wheel Sword, however, was a move that completely annihilated the enemy's Ancestral Soul!
The Soul Slaying Sword was the Ancient Blood Spiritual Dragon's rule. When Long Chen truly became a Ancient Blood Spiritual Dragon, he naturally comprehended it.
The Ancient Blood Spiritual Dragon was a dragon of blood and slaughter