I've Got A Mana Processor In A Magic World - Chapter 9: Fight

Eighty years ago, an alien war broke out in Earth’s orbit. A powerful fugitive known as Tree was pursued by an extraterrestrial force. In the battle’s aftermath, the fugitive’s heart merged with Earth’s core, giving rise to a massive tree—marking the dawn of superpowers.Awakening. A phenomenon where humans gained extraordinary abilities. Seventeen years later, nearly everyone had awakened… except a few. Those who failed were called Rejecters, the lowest in society.Zane Carter was born into infamy. The son of a fallen superhero-turned-supervillain, he faced discrimination from birth. He dreamed of being a hero, but his father’s sins made him an outcast. Even after rigorous training, his Awakening failed. Rejected by the Hero Academy, ridiculed, and cast aside—his fate seemed sealed.Until one day…[SYSTEM ACTIVATED]Welcome, User. You have been selected as the recipient of the Borderline Supervillain-Slash-Hero System.Generate your first skill? Y/NWith his newfound system, Zane is given a choice: become the hero they never wanted him to be… or the villain they always feared.

“Crossing over to a fantasy world of magic and battle auras, Lei Luo accidentally crossed over to the Xiluo Magic Academy and became a librarian.

This crossing is so strange, death crossing, game crossing, etc. are probably barely acceptable, but why can you cross even if the fish tank is broken?

and actually passed through the magic tree in “OVERLORD” that is said to be able to destroy the world?

No! It is sad enough to regenerate into a plant. The protagonist, Ainz Ur Gong, the undead king, has also accepted the adventurer’s guild mission and wants to kill me!

I want to change my destiny! Live! I want to-surrender!

Ainz: Since he has accepted the job commission from the Adventurer’s Guild, deliberate failure is detrimental to the prestige of Ainz Ul Christine (the “surrender” button has been deducted)

actually died as soon as he crossed, but there is still a chance to return~ from the beginning of the magic tree to this world.

I must change my destiny this time! Live!

- Description from novelbuddy

After crossing over into a world of magic, Dean Bruce was mistaken for a powerful sorcerer. Though he initially intended to sternly refuse the beautiful woman’s request to become her mentor, she offered him far too much to say no!Completely clueless about magic, Dean Bruce had no choice but to make up spells on the spot. However, when he saw the astonishing power unleashed by the beautiful woman after chanting his random incantations, he was stunned.The spells he had carelessly invented… could they really comprehend magic and even forbidden spells?As Dean Bruce ascended to the pinnacle of magical prowess and became the Archmage, he candidly answered a reporter's question during an interview with the Alliance: “ never understood magic. I just made up a few incantations, that's all.”People were in awe of him—this, they believed, was the true humility of a Grand Archmage!