Evolving into a Great Dragon From a Koi Fish - Chapter 315 - Self-destruction

Junno is thrown into a fantasy world with starter equipment, a sword, and a bag of assorted coins. He decides to become an adventurer and earn money. Upon receiving his status plate, it appears that he has the divine blessing of many gods. Then he chances upon a s*ave.

Feng slowly backed up to the door, “W—what’s up with you both?” Two tall blond men stalked closer and caged her in the corner, “Aiden, Ethan, you both are too—too close,”

As a promise, he went out into the world as an assassin. 3 years later, after becoming the Supreme Assassin, he gave up on everything he had and returned to the ranks of ordinary people. But one day, Kismet, a mystical game created by the National Research and Development had appeared.

Enigmatic hands, spectral frame, and one cunning strike just like the swing of the Grim Reaper. The Supreme Assassin takes on the mystical world, and how his legendary tales sets off, progressively ascending the altar to becoming the best.

- Description from Novelupdates

A mediocre, low-born beggar, he relied on only his firm and indomitable spirit to desperately cultivate but still could not exceed the masses. Then by fortune’s favor, he awakened a long-extinct ancient martial soul. Since that day, he soared like a comet on the path of cultivation. From his humble beginnings as an outsider in the Ling Clan, his name, Ling Xiao, would ring throughout the world.