Machina Arcanis: Two Worlds Collided - Mage/Spell Codex

Jiang Xunyi had transmigrated into a book many years ago, and always tirelessly maintained the requisite accomplishments for a villain.

After finally completing the ultra-difficult task to allow the male protagonist to kill him, an OOC warning had appeared out of the blue——

Error in the actor’s lines, the character role has collapsed, the assigned task has not yet been completed, opening the Rebirth System!

So, he gloriously became… a second idiot son about to be sent to his death.

Lazily idling away the days after changing his identity, he noticed a world-changing difference.

His best friend, the male protagonist, Yun Xie was actually secretly in love with him? Are you kidding me?!

- Description from Novelupdates

A world filled with heroes with superpowers. A world attacked by calamity fiends. A modern world filled with wonders and dangers.

After struggling in the apocalypse for ten years, Yao Ran died and returned to the three months before everything began. She returns with hatred and thirsts for revenge, intent on making those who owe her pay with their lives.With her grandfather's inheritance, Yao Ran sold everything and frantically hoarded weapons, medicine, food, and supplies. She sharpened her sword, stockpiled up supplies, settled scores with scoundrels and villains, and repaid them with both enmity and kindness.When disaster strikes, she begins her revenge, facing a dangerous world, and is determined to outlast her previous life.

When he woke up, Yang Yuan found himself reborn.

When he was one year old, “Ah, not only rebirth, but also transmigration.”

At the age of three, “Goldfinger is finally in place!”

Portable space is handy.

Fourteen years old, “What the hell is my golden finger?”

Yang Yuan screamed in the sky…

Thirty-year-old, Yang Yuan, who was hugging from left to right, stood on Emperor Tread Peak, pointing to the vast land, “This is the country that I have conquered!”

Omg, golden fingers are so fragrant!

- Description from novelbuddy