One Shot Blasted the Planet, and Some People Said the Gunner Was Weak?

[Determined to kill without mercy + the protagonist's IQ is online + fast pace] Since the world became supernatural, professions with extraordinary powers such as "thiefs", "gods of learning", "boxers" and "berserkers" have emerged in various places. But Chen Shen chose the "gunner" career that everyone was not optimistic about, and resolutely embarked on a path different from others. When the unrivaled world BOSS swept across Blue Star with a monstrous force, someone discovered a figure wearing a black windbreaker standing on the top of the mountain. The man just raised the muzzle of his gun slightly, and a bullet with a world-destroying aura tore the void apart, completely crushing the invincible monster like a god. The indifferent voice echoed between heaven and earth. "That's it?" This book is also called: "Weak gunner? Have you ever experienced the Star Destroyer Cannon with unlimited shells?!" "I shoot a bullet with a caliber of 5,000 meters, do you have a temper?" ....·