This is still Dao Yu's attempt to control his power as much as possible. Otherwise, with his level of strength, any move he made would be far more impactful than this.,Dao Yu Venerable stared intently at Su Xin, he could sense the blood-slaying mark on Su Xin's body.,"I killed a disciple of the Blood Fiend Sect before, and he left me with the Blood Fiend Mark," Su Xin said.。