Begin as a Butcher and Become an Immortal Instantly

Gu Yan, who traveled through time and became a butcher's apprentice, slaughtered livestock to gain blood to strengthen his body and instill martial arts. From ordinary people to warriors, it only took a few thousand chickens and ducks. "Kill a chicken to get 5 health points, kill a fish to get 2 health points..." "As a butcher, wouldn't I be invincible?!" ………… [Kill the transformed snake demon, HP +300] "No? You only have 300 health points for a transformed snake demon. This is too little!" "That fellow Taoist next to you, don't leave. Can you wish me an ascension?"