Reincarnated as a demon inside a dungeon - Chapter 123

Sheng Jiaoyang, a human-beautiful, poisonous and scumbag full-level troublemaker, abducted a system, defected to the Space-Time Administration, became a freelancer, and began to happily rule the world in various worlds.

As a result, if they were not careful, everyone became a snake spirit.

The dandy second son on campus, the playful second son of a wealthy group, the dangerous and powerful sea monster, the cold and noble overlord… These are the proud sons of heaven who should have had a smooth life, but they all encountered disaster.

Jiao Yang: “It’s all because of my beauty.”

system:”……”

- Description from novelbuddy

Bubbles…Soft, fragile, and fleeting. They drift without purpose, bursting at the slightest touch.They aren’t weapons. They aren’t threats. Just harmless playthings, forgotten the moment they vanish.But what if bubbles weren’t so innocent?What if, in a world of Hunters—where magic shatters mountains and fists split seas—someone awakened a Skill based entirely on bubbles?A joke. A death sentence.Goblins would laugh.The weak would pity him. The strong wouldn’t even bother to look twice.But powers can hide secrets. And some truths are buried in plain sight.When a nameless F-Rank awakens the “Bubble Skill,” no one expects him to survive.Let alone rise.However, the indomitable spirit of River Faelan refused to die.Step by step, he climbed to the top—shattering every limit placed on a “mere” Bubble Mage.He proved them all wrong.And he’ll do it again,Even if it means starting from the very bottom… for one more time.

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

Yin BiYue has made the worst purchase ever. After transmigrating countless times into the bodies of canon fodder villains, he buys a ‘Fiend Halo’ from the Rebirth Company, supposedly the best aid for an up and coming final BOSS!

He’s ecstatic to finally get a villainous role where he won’t die after just a few lines, if any at all, and is raring to become the best opponent a protagonist will have… However, why was everyone looking at him with pitying eyes? Why was the protagonist rushing over to help him get out of his crimes? Most importantly, why was his ‘Fiend Halo’ just making things worse?!

Meanwhile, the intern salesperson at the Rebirth Company discovers that he might have accidentally sold a prototype White Lotus Halo to a certain villain…

- Description from Novelupdates