Catacombs game: I can kill monsters to extract attributes

The world has descended into the Catacombs, where survival is difficult.
There is a shortage of food and rampant monsters. If you want to survive, you must continue to explore the cave world.
Spells...warriors...bloodlines...deformers...gene warriors and various power systems come one after another.
Lu Miaosheng came to the crypt, and after killing monsters, he found that he had the ability to extract the attributes of dead monsters.
Constantly kill monsters to obtain attributes, and strength, defense, speed, and spirit are rapidly improved.
So this place has become a paradise for people to make a living, while others survive in the hands of monsters.
And he... the monster is here to survive!
Aberration monster?
One punch!
Weird creature?
Take the black dog's blood and punch it!
Powerful monster?
Who dares to speak strong in front of me, who dares to speak invincible?
This book is also titled: [Give me more monsters] [There must be monsters in the next cave] [I use metaphysics to ask monsters to appear in front of me] [This human being is so scary! 】
Finally: Please don't copy other Catacombs settings, it is best to read this book as a fantasy novel.