They have some interaction, but it's not a direct connection. Tornado might be seen as one of the powerful characters in the same universe as One Punch Man.
One Punch Man and Tornado have a loose association within the comic. They might interact peripherally or be involved in the same larger story arcs, but not in a deeply intertwined way.
Chapter 167, "Roommates Became Fans of Jiang Li after a Variety Show?!", is the clearest early answer because it turns Roommate's situation into a concrete plot event.
Chapter 236, "The Murderer Returns to the Scene of the Crime Theory", is the clearest early answer because it pushes Northeast Rift Valley into a new phase or setting. The chapter gives readers a real answer by opening on The short-haired youth beside them chimed in, "That's right, senior,...
Chapter 225, "Just 100,000? Are you buying mineral water for the boss?", is the clearest early answer because it turns Su Yinwan's situation into a concrete plot event. Early on, When Zhao Lang's devastatingly handsome face appeared, all six people....
Chapter 484, "Gu Yu Returns to the Country!", is the clearest early answer because it pushes Gu Yu Returns into a new phase or setting.
Chapter 495, "It's Not Too Much to Ask for Just a Thousand Points, Right?", is the clearest early answer because it turns Jiang Yan's situation into a concrete plot event. It opens with Miss Su had done her homework before coming.
Chapter 175, "He Tampered with the Food", is the clearest early answer because it turns Wen Jiaojiao's situation into a concrete plot event. Early on, Wen Jiaojiao's eyes nearly rolled back into her head.. By the end, Su Yinwan, who had heard half his words, was a bit puzzled..
Chapter 324, "Enrollment", is the clearest early answer because it turns Pei Ye's situation into a concrete plot event. Early on, An ancient and majestic building, striped red and white, gathered the.... By the end, Upon returning from the mall, the old master hummed and said that the....
Chapter 500, "Nearing Home Brings More Fear", is the clearest early answer because it turns Jiang Yan's situation into a concrete plot event. Early on, The room, white and gleaming, was filled with a faint smell of.... By the end, Truth be told, it would be a lie to say he wasn't scared..
Chapter 674, "Staring at Shu Yan", is the clearest early answer because it turns Aunt Li's situation into a concrete plot event. It opens with Wen Jiaojiao was about to say something else, but Jiang Li stopped... and closes on Although it was their first time dealing with Mr..