Sweet Vengeances - Chapter 19 - : Shadows of Betrayal

In the foreign world, the martial artists dominate the world and the sword of the emperor controls the fate of hundreds of millions of lives! Long Yu, the number one killer on Earth, after dying, takes rebirth in this new world in an aristocratic family of martial artists but faces rejection because he is unable to practice martial arts.

- Description from Novelupdates

A man is reborn into the world of Avatar: The Last Air Bender as a waterbender from Katara's tribe. Best of all, he was the same age as her, and he had a system with him to help.He knows the future and a system that lets him continuously get stronger by completing quests or long-term missions, as well as giving him the ability to copy abilities from others for himself. He will become invincible in the world of Avatar, even more so than the Avatar himself.

On Blue Sea Star, there exists a transcendent group that controls various unimaginable powers through armed cards, known as — Star Card Masters.Su Yuan had transmigrated, bringing along a system that could enhance his own Star Cards.Awakening of the Transformation Realm Soul Awakening Card = Top-Tier Talent Soul Card “Azure Sky Phoenix”Perfect Level Wind Walking: Evades certain ranged attacks!Perfect Level Gray Flame Strike: Twin Gray Flame Strikes in unison!Perfect Level Elemental Magnetism Pressure: Gravity Domain!Perfect Level Space Cut: Boundary Breaking Line!Perfect Steel Flame Finger + Perfect Hardened Iron Armor = Golden Burning Hand!...Starting from enhancing his initial Soul Awakening Card, Su Yuan gradually ascended to the ultimate realm of Star Card Masters!

A high-schooler who loves playing FPS games were reincarnated in the fantasy world. And usually, those who were isekaid were blessed with overpowered magic and a legendary beast. However, our main character is different.Instead of those things, he awakened a shop system where he could purchase American freedom! And since modern guns is as good as magic, he decided to make full use of this ability and make a name for himself in this new world.Fireball? Cute. My M203 grenade launcher makes a bigger boom.Summoned beast? That’s nice, I’ve got a UAV with thermal optics.You can split oceans with magic? Cool. I can erase cities with a nuke.Whatever overpowered spell you’ve got, I’ve got something better.