The Daily Life of the Inventor in Another World (R18) - Chapter 6: First invention (1)

Waking up in the body of a 6-year-old boy a few years before Cintra is destroyed, Madara receives a system that gives him the ability to gain the powers of Uchiha Madara.[The peak of Uchiha Madara's system is before he becomes the ten-tails jinchuuriki.]The system's percentage does not stop Madara's power, but rather the system's release. After all, I don't want to see a character who goes around killing everyone from the beginning of the story.

[Highschool Love: The Pain of Romance]A game so cursed no players have completed it.Created to torment the players and have them experience heartbreak by having the heroines constantly getting NTRed by the villain.Everyone advises against playing it.But he was anything but stubborn.Ignoring the spiritual and mental torture from constantly getting NTRed, he persevered, and finally completed the game, achieving the mythical harem ending that everyone said to not exist and regarded as a myth.But before he can celebrate, everything turned black.“You can't protect your heroines, so I enjoyed them. I got to say, they were delicious.”

Chu Hao was reborn in another world. With the memory of his past life, he embarked on a journey to conquer the heavens and the worlds, and finally became the Eternal Heavenly Emperor.[Rebirth], [Exploration], [Battle]

Lynch crosses over to the Wizard World and becomes a Wizard Apprentice specializing in Biological Transformation, armed with a Skill Level system.Thus...He equips a lizard with bat wings, transforming it into a ferocious yet adorable Dragon Attribute creature.He transplants gastric mucosa to the Cannibal Flower to enhance its digestive system.He equips the Poisonous Mushroom with a mouthpiece, transforming it into a Little Spraying Mushroom.Transplanting eyeballs, modifying organs, adding limbs...From a little wizard, he hustles his way to becoming the master of the world, starting from the transformation of low-level Magic Plants until he creates an Angel.