Burning The House Of Cards: taking revenge on my billionaire family - Chapter 22 - 21. The Edge of Hell

An Individual from Earth finds themselves in the Shinobi World, equipped with a Scientific System. From that moment, he delved into scientific research far ahead of its time.

Riding out the apocalypse on a tropical island isn't exactly a vacation. When mana arrives on Earth, Coop finds himself isolated in paradise with only one real option to survive. He needs to claim a civilization shard and level up. Coop maximizes his chances by carefully selecting a class and committing to progression. He’ll need to grind thousands of monsters to compete on the system's leaderboards while upgrading his settlement to represent the factionless.

Lynch crosses over to the Wizard World and becomes a Wizard Apprentice specializing in Biological Transformation, armed with a Skill Level system.Thus...He equips a lizard with bat wings, transforming it into a ferocious yet adorable Dragon Attribute creature.He transplants gastric mucosa to the Cannibal Flower to enhance its digestive system.He equips the Poisonous Mushroom with a mouthpiece, transforming it into a Little Spraying Mushroom.Transplanting eyeballs, modifying organs, adding limbs...From a little wizard, he hustles his way to becoming the master of the world, starting from the transformation of low-level Magic Plants until he creates an Angel.

Depressed by life, disappointed with relationships, and piles of regrets, just when Shaan was at the end of his rope, his soul was offered another shot at salvation!Starting afresh in an unfamiliar place, by sheer luck, Shaan stumbled upon a treasure that could help him hop between zombie and cultivation worlds.“There is shortage of food and resources in the apocalyptic world?”-“It’s okay, I will ship them from another world.”“You said, a zombie horde is coming?”-“It’s okay, I shall call my undead legion.”Facing countless vicious zombies alone that could bring goosebumps, Shaan stood defiantly with a crazy greed in his eyes.With amazing new powers….Turning his blissful desires into reality, becoming an overlord overnight, and buying to your heart’s content, Shaan’s new life shall be perfect.And if someone stands against his eccentric dream?Then, Shaan is sorry in advance for sending them to the afterlife![No Yuri] [No NTR][The book will slowly introduce the toxic female lead with proper pacing.]