DxD: I Steal Luck - Chapter 198: Black Dragon

Lu Zixin has a Black Technology Chat Group of the Ten Thousand Realms , and the group members are the science and technology giants of the world.

Tony Stark : “Group owner, I will send this War Machine Mark II Armor to you!”

Red Queen : “Group owner, do you want to try the latest T virus ?”

Skynet : “Group owner, where is your world? I am going to destroy it.”

Bruce Wayne : “The Batmobile is simply used to pick up girls and today I have a great girl. Do you want to see it ?”

Vega Punk : “Recently synthesized a new demon fruit, does the group want to try an experiment ?”

Little Spidey : “I don’t care, I don’t care, do not send me the red envelope, I will retreat!”

. . .

Lu Zixin : “A group of lawless people, be careful with me!”

- Description from Novelupdates

This is actually the story of a teenager who, after the devastating and spartan-like training of his crazy cool/Gong teammate, turned into a super amazing point guard that could blow up the skies even though he may seem low-key on the surface.

Also, Nie Chuan is Reese’s first love.

Nie Chuan: I’ve decided to promote you to becoming my best friend!

Reese: If I can be your best friend, it just means that you have no friends.

Nie Chuan: Hey! How could you say that! Do you know what it means to be my best friend?!

Reese: I’m sleeping.

Nie Chuan: It means that when I get married, my bride may not necessarily be her, but my groomsman must be…

Reese: The groom must be me.

Nie Chuan: What– you want to snatch my bride away?! You’re too inhumane!

Reese: Sleep.

- Description from Novelupdates

“A black dragon rises from the depths of the South Sea, triggering a cataclysmic tsunami... Flame spirits destroy city after city of steel and concrete, calmly departing from the center of a nuclear explosion... Extraterrestrial deities attempt to dominate the entire starry sea... This is a future world where human technology is highly advanced, and it marks the beginning of a martial arts era that sparks a frenzy of life evolution.Li Yuan, a martial arts student preparing for the college entrance exam, carries the vision of an extraordinary celestial palace where he can observe the starry sea, embarking on a challenging journey in this world.Many years later.“My current flight speed is 122,682 meters per second... My explosive power is... ” Li Yuan zooms through the atmosphere about 180 kilometers above the surface of the Blue Star, his cold eyes fixed on the colossal creature resembling a mythical dragon at the edge of the dim void: “You should be the strongest among all invading demigod life forms.”“Unfortunately, at this moment, I can only be called... a Martial God!”