The System Granted Me Immortality; Living Will Ultimately Make Me Invincible

[Lighthearted and humorous + no female lead + no angst + a survivalist protagonist] Enter at your own risk. Chen Xun transmigrates to a vast and boundless world of cultivation, awakens an immortality system, and is even gifted an immortal spirit beast as a companion. I, Chen Xun, have no interest in fighting and killing, nor do I want to provoke anyone; I only want to see the world's splendor with my old ox. Inadvertently, he reveals three mountain-splitting axes at his waist; in another inadvertently, he reveals his sixteen-pack abs. He slowly puts on a bandit hood, revealing a sinister smile: "I, Chen Xun, and my old ox are the most reasonable." The entire universe trembles; he's wearing...wearing it. A Qi Refining stage fireball spell suddenly...[Purple Spirit Snowstorm]