Protagonist Halo Training System

Travel all over the world and cultivate the protagonist to form a halo. Each time you successfully cultivate a protagonist's aura, you can draw one of the protagonist's talents. Ever since, Ye Hao's career as an old man in the heavens began, extracting abilities, upgrading his aura, and traveling around the world. The system's righteous words: If necessary, the host should sacrifice his body to the sky. The aura formed in that way will be stronger! Ye Hao cried with a sad face: I am... So difficult~ ps: This book is also known as "The Strongest Tool Man in the World", "The Grandfather of All Realms", "The Man Behind the God King", "I Sacrifice My Body to the Heaven", "My Exile Teacher" and "My Senior Brother Is Too Indecent"