Chapter 452: Mutation! Level Eight Monster!

He stared intently, only to find that the spot where Adan Abbott had stood was now empty. Turning around, he saw Adan's sword slicing toward the back of his neck. "No!" He only had time to utter this single word before his head was severed by a swift strike! "Rascal!" Roger had shouted, caught off guard. Adan's speed was beyond his imagination! He simply couldn't keep up! Rumble! Suddenly, a dull thunderclap echoed. Though not loud, the lightning bolt appeared exceptionally bright in the deep...