Killing System, the Ultimate Killer

Novel Summary

With the invincible system, you can become stronger by killing enemies. Sheng Huai'an started as a small soldier at the border, and gradually grew into a peerless warrior by constantly killing enemies. He defeated alien races and fought against monsters. He proved his truth by killing, stopped wars by force, and became a god by killing enemies! When drunk, he slept on the lap of a beauty, and when awake, he killed all the enemies in the world...

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