The Blood Annihilation World was a legacy magic from the Blood Stream Sect's Middle Peak, and could only be fully unleashed by a Foundation Establishment cultivator. However, even when Song Que was only a Qi Condensation disciple, he had still been able to use some of its might. Now that he had reached Earthstring Foundation Establishment, he was able to fully unleash it.
Even the first form was terrifying. The sword slashed down, and the beam of blood-colored sword light seemed to surpass everything around it, becoming the only thing in heaven and earth as it slashed down toward Bai Xiaochun.