Start with One Punch Man, Sign in to Gain Magical Skills

Travel through the world of One Punch Man and become King, the strongest man on the surface. Awaken the god-level sign-in system at the beginning. Sign in from the Heroes Association. Rewards: Top Overlord Color Haki, Golden Light Spell, and Five Thunder Methods! From then on, you can sign in every twenty-four hours to receive god-level rewards that shock the world. Bang Gu: There is no doubt that King is the strongest man. His martial arts skills far exceed mine! Atomic Samurai: I always thought my swordsmanship was at its peak, but I didn't realize how weak I was until King drew his sword. Tatsumaki: If there is anyone better than me in this world, it must be King. Saitama: My only opponent in life is so strong that I find it incredible. And one day: Ding! Super Dimension Chat** invites you to join "Thank you for inviting me, Hammer. He is the strongest on the surface. Join him and blast stars at will. Don't do anything stupid." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.