A meteorite struck, threatening the world with destruction. However, a strange energy revitalized it, and many species embarked on the path of evolution. The profession formed by contracts between humans and mutant beasts is called a combat pet trainer. Su Yun obtained a bloodline enhancement system and began his life of nurturing divine beasts. "Sky-Swallowing Python, sink that aircraft carrier!" "Mountain Giant Ape, well evolved! Beat that killer Tyrannosaurus Rex to a pulp!" "What? I, I evolved too?"...

A global upheaval, the advent of gaming, and the digitization of all classes ushered in an era of class transformation.

Gu Qing awakened the high-level Necromancer class at the start, but with no natural skills or mana bar, he was considered the most useless Necromancer.

However, no one knew that Gu Qing had awakened two classes.

His second class was the hidden Ghostly Lord class.

His first class, the Necromancer, had no skills or mana bar, precisely because his second class, the Ghostly Lord, had drained his class's potential.

"Without natural skills, the Necromancer can't produce troops, making him completely useless." "This guy has terrible luck! The Necromancer was supposed to be a high-level combat class with a high ceiling, but who knew he'd be a cripple?" "How pitiful! He should have awakened a life class. At least he could survive. I bet he won't last a month." Gu Qing looked at his second class's natural skill, Soul Devourer, and smiled without saying a word.

No...

This novel is also known as Museum of Deadly BeastsLin Jin didn’t expect that he would cross, let alone such a weird world, where he was respected by beasts. Fortunately, he had a museum of beasts.

“Master, this is a half-dead little turtle…”

“What tortoise? This is a rare beast pet with basalt bloodline and will be promoted to rank 7 in the future.”

“Then what is this shed dog?”

“Dog? No eyesight, this is the offspring of the Sky-Swallowing Dog, and there is a trace of Qilin blood. Listen to me, and quickly signed a blood contract to protect you in the future, and you will be invincible!”