Universe Infinite Canteen - Chapter 668: Unhappy

“Hmph, my dumb big sister is in danger!” A mischievous grin spread across his face. “Hehehehe... this gives me the perfect excuse to finally use this treasure I’ve acquired but never bothered with!” He rummaged through his belongings, carefully selecting various items. “A bit of this... and this... and a dash of this.” Boom! The explosion of energy sent a ripple through the air as he laughed maniacally. “Hahaha! It’s done! Now, all I need is a compatible host for it.” Years later... “Did I overdo it?” he wondered in awe, watching as his creation wreaked havoc, conquering world after world with ease, as though stealing candies from children.

One moment, he was playing Haikyuu: The Mobile Game; the next, Taichi found himself transported into the world of Haikyuu.Transmigrated as a member of Aoba Johsai, Taichi was presented with the opportunity to face the fabled main cast of Haikyuu.[The Genius Omni-System is activating...Please wait...]“Hinata Shoyo? Kageyama Tobio? Ushijima Wakatoshi? Bring it on! Let the Monster Generation line up—I’ll take on ten of you!”Follow Kaedehara Taichi's journey from a no-name in Volleyball to the 'Absolute Monster' of the Monster Generation.“Gear up Oikawa-san, for we are about to win it all!”

Jun Ye travels through worlds for unexplained reasons and is always cast in subservient roles. Unfortunately, that wasn’t his style. Let the counterattack commence!

- Description from Novelupdates

Martial Arts Grandmaster，who achieved the limit of human body, can fight a hundred foes alone as the founder of styles and schools. Yet, they could only reign supreme in ancient times. But the Immortals... Flying on the wind without relying on, they travel through the Azure Void, heading to the Northern Sea by dawn and reaching Cangwu Realm by dusk. Feeding on the wind and drinking the dew, transcending the mundane world, wandering freely with eternal life. That is humanity’s ultimate romance. Are Immortals fictional? Do they not exist in the real world? The outcome depends on the individual! The Martial Path was originally a defiance of the heavens, surpassing limits, turning the impossible into possible! So, what is wrong with desiring to become a Human Immortal, journeying to the Northern Sea Star by morning and reaching the Cangwu Realm by dusk? This is the story of someone in the modern world of martial arts who, armed with just a bit of informational advantage, ultimately became a Human Immortal and shattered stars with a single punch.