MTL - Into Unscientific - Chapter 418 Regret in previous life

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.]

In regards to the MMORPG Cross Reverie, Sakamoto Takuma boasted an overwhelming strength that was enough for him to be called the Demon King by the other players. One day, he gets summoned to another world with his appearance in the game. There, there are two people that insist “I am the real summon master.” Takuma gets slave-turning magic used for summoned beasts cast on him by the girls –

Jake wasn’t a saint—just a man who played the role people expected. A former athlete turned aimless drifter, he spent his days coasting and his nights as someone’s little secret, paid for services no one wanted to admit they needed.But one wrong move, one moment in the wrong place, and his life is over.When he wakes up, it’s not to the world he knew but to something out of a myth—a land ruled by powerful elven women, where men are nothing more than ancient legends. Now reborn as the child of a powerful princess, his existence is an anomaly—one even his own mother doesn’t understand. Fearing he may be some kind of curse, she keeps his identity a secret, shielding him from the world.Because in a world of only women… what happens when they find out what he really is?As Eren learns more about this world, he discovers that he is linked to an ancient prophecy—one that speaks of uniting the seven tribes. To survive, he must rely on his wit, charm, and thirst for adventure, forging his own path to bring them together—before the world tears itself apart.|||||||||||Note: Mc growth will be slow until chapter 18*My first book and my entry into WSA!

In a fantasy world ruled by kings and queens possessing great magical power, Kant Icurus Maybale is the only prince on the Aceaton Continent who does not possess magic. However, what he does possess, that nobody else does, is his past memories of the time when he was a Mechanical Engineer on Earth. With nothing but knowledge, brains, and wisdom, he dares to bring this medieval-esque fantasy world into the industrial era, and gain unimaginable wealth and power. Along the way, powerful forces that feel threatened by his rise in dominance will do whatever it takes to bring him down! Will he be able to conquer the continent, and potentially the world, to usher in a new age, or will he get crushed by the existing world order?