Dao Yu Venerable stared intently at Su Xin, he could sense the blood-slaying mark on Su Xin's body.,That was still many years ago, before he had broken through to the Nirvana Realm. The first time he went to the Qingxuan battlefield, he killed a severely injured Fourth Step Venerable and was left behind by the other party.,As soon as people arrived, the square, which had been lively just moments before, fell silent.。