One Piece: Pirate King? I just want to kill all of you - Chapter 80: Damn It... I’ll Definitely Be Back!

Athen had always lived a solitary life, as without any family or friends, he struggled to survive in his poor, forgotten hometown. The only escape from this grim reality came in the form of tales of magic told by rare visitors from the distant capital.That was, until one day, Athen discovered that magic wasn't just a dream. It was within him.With his newfound power, Athen completed a desperate heist, stealing a priceless diamond. But his triumph was short-lived when he realized the diamond was a fake.Yet... what seemed like a cruel trick turned out to be a blessing in disguise, for the fake diamond held the key to unlocking Athen’s greatest desire: the chance to truly learn magic.

After working and pulling an all-nighter studying for W City University, Josh Lyonne has a heart attack in the middle of an exam and is rushed to the hospital. He dies and is reborn as a baby tiger in the virtual beast-taming game world of Tanglewood. In front of him is Kaline, a young girl with her hand placed on his head. After a strange sensation, he feels a bond between the two of them. He is now officially a tamed beast, and the young girl is his tamer. Explore the world of beast taming from the perspective of a tamed beast.

A serious accident caused the protagonist’s brain to have an unusual mutation. This changed the brain development that it opened the door to a mysterious universe. Not only he obtained a ‘god-like’ powerful telekinetic control and mental perception, he also had an abnormal analysis and memory capability comparable to super computer. Having such super brain, his rough life began.

Brain development progress 10%…….20%……50%….80%…. …100%

- Description from Novelupdates

Reidar's seemingly ordinary trip to visit his parents spirals into a chilling nightmare as reality itself begins to unravel. After losing consciousness, he awakens to a horrifying revelation: he is not alone. Monsters lurk in the shadows, and the world he once knew has transformed into a realm of terror.But the strangeness doesn't end there. An alien force has implanted a mysterious system within his mind, granting him access to unimaginable power and knowledge. Through this newfound connection, Reidar discovers that the world has met its catastrophic end—the apocalypse has arrived, and with it, he has acquired extraordinary powers that defy comprehension.Join Reidar on his thrilling quest for dominance as he harnesses his abilities to amass an unstoppable army of beasts, valiant knights, and relentless undead. Follow his rise to power as he becomes a force of nature, feared by all, including those who gave him the very powers he now wields.