Kinji Hakari "the relentless gambler" and Yusuke Urameshi stood before each other with their eyes locked onto each other. The air around them was charged with an intense energy as they prepared to do battle. Hakari stood bare-chested, his green aura pulsing around him, while Yusuke stood with his fists clenched, ready to unleash his spirit punch. The battle began with Yusuke launching a flurry of punches and kicks at Hakari, but the gambler danced effortlessly out of the way of each strike. "You move well, kid, but you're not going to be able to hit me like that!" Hakari laughed, dodging a powerful kick from Yusuke. The spirit detective didn't give up, though. He continued to attack Hakari with everything he had, but the gambler was too quick for him. That was until Yusuke landed a spirit punch right on Hakari’s face, sending him crashing to the ground. Hakari got up, rubbing his jaw. "You got a good punch there, kid. But let me show you how a true gambler fights." Hakari activated his domain expansion and the battle transformed into a casino setting. He then landed a lucky strike on Yusuke, dealing critical damage. "You think you can beat me that easy?" Yusuke said, getting up and brushing himself off. "Spirit Wave!" he shouted, unleashing an energy wave that ripped through the casino around them. Hakari was caught off guard and was hit by the wave. But he managed to recover quickly, his green aura pulsing even brighter. "You've got some power, kid, but I still think I've got this one in the bag." He activated his jackpot roulette, gaining a random buff that increased his speed. Yusuke grinned. "Let's do this!" he charged at Hakari, unleashing a flurry of energy punches and kicks, and they exchanged a few blows before Hakari grabbed Yusuke, dragged him across the casino floor, and slammed him hard against a wall. As Yusuke got up, he muttered, "You're tougher than I thought, but it's not over yet!" He launched a powerful spirit gun attack at Hakari. Hakari dodged the blast with ease and grinned. "You're good, kid. But you can't beat a master gambler!" He then activated his jackpot heal, instantly healing a significant portion of his health. Yusuke was left panting, realizing that he couldn't defeat Hakari. "You win this one, gambler," he admitted. Winner: Kinji Hakari "the relentless gambler" While Yusuke Urameshi was a powerful opponent, he was outmatched by Kinji Hakari, who was both skilled and lucky, with a unique set of abilities that gave him an edge in battle. Yusuke put up a fierce fight, but Hakari's mastery of chance ultimately carried the day.