As he gritted his teeth and pierced his left middle finger with his fingernail, Komer silently recited the spell, blood beads continuously surged out of his fingertip stacking upwards, and when the seventh blood bead appeared, the string of blood beads finally formed a slender column of blood. Komer exhaled a stream of black air from his mouth, which merged with the blood column, transforming into an indestructible Blood Arrow.