Surviving a Shounen Manga - Chapter 102

In the rebirth, in order to prevent the tragedy of the previous life from happening, Bai Yu decided to rush to the [Tower of God] at any cost, and face everything together with his sister!

However, Bai Yu, who was bound by the system, mutated his bloodline, and transformed into a black-scaled python seems to be developing on a completely different path from his previous life…

- Description from novelbuddy

After all, transmigrators of this era were no simple matter. Some became slimes, others turned into treasure chest monsters, and some were even reduced to mere skull--such things were all commonplace.It was nothing more than playing a villain, Shiayar didn't care. Wasn't it only natural to pay some price to become stronger?[Destined Great Villain System][“Let this world feel the agony!”][Newcomer Mission: Let the young and naive Grand Duke's daughter of the Azure Garden Dukedom, Miss Silvia, experience the betrayal of her loved ones and, amidst the pain and despair, complete her transformation and rebirth.]

A Hentai World is a Dangerous Place, Especially if Your Best Friend is a Hentai Protagonist and You Are a Trap.

Transmigrated to the world of Demon Slayer, only to become a swordsmith?“Then I'll forge the strongest Nichirin Blade!”With each hammer strike against the iron ingot, a notification appeared...[Impurities -1]After a hundred refinements, another notification...[Constitution +1]Upon completing the weapon, a final notification...[Current Weapon Sharpness Level: 1][Forgemaster: Strength +10, Constitution +10, Agility +10, Speed +10][Reward: Sun Breathing Technique!]“Maybe... I should become the strongest swordsman after all?”