Opening the Blood Abyss Chain was required to attain the Stage 2, Crimson Howl.
After all, his roar would then gain a mental wave component.
According to the Blood Demonheart Sutra, at this stage, weak-willed foes would hallucinate blood seas or hear killing whispers.
It also disrupts their spiritual connection, especially for qi techniques.
Most importantly, it could rupture their ear canals and cause dizziness, affecting them for a long run.
Hence, it was a technique suited for surprising the enemy.
Liu Wei already possessed many sword techniques, targeting the masses, yet he was still elated to know he has a bizarre-like technique.
Liu Wei was now looking forward to acquiring the last stage of the Blood Roar Technique.
Hence, Liu Wei opened the eleventh chain.
Liu Wei has to take it more seriously since it was related to his higher consciousness, or better to call it "Crown of Head."
