Another could be a time - traveling Pokémon hunter. In the future, Pokémon might be extremely rare, and this hunter travels back in time to capture as many as possible. Ash and Serena would have to stop him to protect the Pokémon of the past and preserve the future they know. He could be really powerful with advanced future - tech to capture Pokémon.
Perhaps a rogue Pokémon scientist from the past who was exiled for unethical experiments. He discovers a way to time travel in the future and comes back to exact revenge on the Pokémon community. He might create powerful mutant Pokémon to cause chaos, and Ash and Serena would need to defeat him and his creations.
Chapter 348, "Seeing You Reminds Me of My Cousin", is the clearest early answer because it turns Cheng Feng's situation into a concrete plot event. It opens with Jiang Li's voice wasn't loud, but it carried enough power to...
Chapter 259, "Is there, something dirty?!", is the clearest early answer because it turns Chen Xing's situation into a concrete plot event. The chapter gives readers a real answer by opening on While the villagers of Chixia Village were all immersed in the...
Chapter 420, "Who Says the Attacker Can't Attack the Attacker?", is the clearest early answer because the buildup finally cashes out in a real clash.
Chapter 328, "Persuading the Old Master", is the clearest early answer because it turns Fu Gui's situation into a concrete plot event.
Chapter 459, "Even Got Educated by a Variety Show", is the clearest early answer because it turns Su Yinwan's situation into a concrete plot event. The chapter turns that into something concrete by moving from Su Yinwan felt somewhat annoyed but could only suppress the emotion...
Chapter 707, "I am Daoist Qingfeng", is the clearest early answer because it turns Bai Lu's situation into a concrete plot event. Early on, Su Yinwan hadn't finished her dessert but, feeling agitated, had.... By the end, Wasn't she out meeting with the client?.
Chapter 575, "The First Time Threatening Someone Feels Quite Marvelous", is the clearest early answer because it turns President Zhao's situation into a concrete plot event. Early on, Is there really no way to get any money out?" After some....
Chapter 360, "There's No Shame in Wearing a Dress Designed by Your Mother", is the clearest early answer because it turns Jin Siyue's situation into a concrete plot event.
Chapter 672, "Wealth Brings Wealth, the Early Bird Catches the Worm!", is the clearest early answer because it turns Sister Li's situation into a concrete plot event. It opens with The president immediately stood upright, "We are all officially...
Chapter 651, "Is This... A Military Fighter Jet?!", is the clearest early answer because the buildup finally cashes out in a real clash. It opens with He Pingzhang's first action upon being summoned was to rush to the...