I regressed and became the Sword Ice King - Chapter 458- Covenants

A 40-year-old man suddenly dies and is reincarnated in a world devastated by zombies—but instead of becoming a hero or a survivor, he wakes up as a zombie girl.

I was a failed experiment

Leon’s life was one of hardship: orphaned young, drafted into the army at 16-17, and shattered by gambling after returning to civilian life.When all seemed lost, his fate shifted.[SSS-Rank Kingdom-Building System Activated][Status: Basic Functions Active][Potential Unlocked: 0%]Initially, the system provided only minor aid in a medieval world dominated by strength and cunning. But Leon’s ambition fueled its evolution.Armed with military experience, a sharp mind, and a system bridging worlds, Leon sets out to dismantle the existing empire and forge his own, rising from a wanderer to a kingdom builder who reshapes the world.---Tags: Harem / R18 / World Building / Kingdom Building / System / Modern Knowledge / Empire Building / Strategy / Manipulation / Political Intrigue / Power Struggle / Ambition / Adventure

Qin Shou arrives in the world of monster movies and activates an anomalous creature synthesis system, embarking on a true journey of fighting monsters and leveling up.[Marine Iguana] + [Huge Size] + [Atomic Reactor] + [Humanoid Adjustment] = [Godzilla]Ding! Godzilla similarity ten percent, reward: Intelligence Development.[Chimpanzee] + [Huge Size] + [Intelligence Development] = [King Kong]Ding! King Kong similarity fifty percent, reward: King Kong Transformation Card x1.[Bull Head] + [Deer Antlers] + [Crocodile Mouth] + [Snake Body]…+ [Anti-gravity Device] = [Divine Dragon]Ding! Divine Dragon similarity ten percent, reward: Mechanical Heart.[Mechanical Heart] + [Mecha] + [Devouring Spineworm] + [Flip Phone] = [Masked Rider Faiz]Ding! Masked Rider similarity ten percent, reward: Light Energy Converter…………[Light Energy Converter] + [???] = [Ultraman Tiga]……Three hundred years ago, the king of monsters Godzilla and King Kong fought a century battle……Two hundred years ago, alien pioneers opened a dimensional gate……One hundred years ago, the Jurassic theme park became a land without an owner……New Century 120……