The Martial God who Regressed Back to Level 2 - Chapter 620:

Zosia Meave Brendan, the world most sought after assassin.After leaving the guild by completing the task that almost cost her, her life, was finally free.To her, the best way to enjoy her freedom is by going on tour, enjoy her life to the fullest.But who knew that her first step to enjoy her freedom, was her first step towards meeting Death.Awakening to find herself in a strange space with a strange System, what would be her next step.Join me to find out.

The world had started doomsday, and I struggled for a year, before I died under an enchanted beast’s claw. Heaven has given me another chance, back a day before the end happen. Will I be able to change my fate, and that of my loved ones? Now, I will start my journey on becoming the strongest on the planet that the Gods have changed into a game world.

- Description from Novelupdates

Kaito was summoned as a hero... and discarded as trash.No magic. No blessings. Just intelligence and a mysterious deck of cards that summon legendary villainesses—women so dangerous the gods themselves sealed them away.Now, with three (soon four) villain queens at his side, Kaito will build a kingdom from the ashes of his humiliation. Not through strength, but through strategy. Not through destiny, but through choice.But every summoned queen has her own agenda. Every ally hides secrets. And the kingdom that abandoned him? They're coming with armies.[WARNING: R-18 | Explicit content, graphic violence, and adult scenes]→ Anti-Hero MC (Strategic, Morally Gray, No Beta Behavior)→ Four Villain Queens (Competitive Harem, Slow Burn)→ Kingdom Building (Economic, Military, Political)→ Tactical Warfare (Army Battles, No Plot Armor)→ Ancient Technology + Magic Coexistence→ Character Development (MC & Queens Evolve)→ No NTR | No Dumb Decisions | No Forced Drama

Science and Technology Library: The supreme state of science is theology; an accidental rescue, let Chen Mo get a technology library that collects endless technology, the story begins…

- Description from xbiquge translation