Yeon-woo pulled out his Magic Bayonet with his left arm and cut his right wrist. Blood spurted out.

[Disabling Poison Blood]

It was a skill similar to Bayluk’s signature skill, Poison Blood, although the specifics were different.  The greater the concentration of a poison he consumed, the more poisonous he himself would be.

When he’d first gained the skill, he’d taken in soul poison and Devil King Poison, which proved effective after he gave it to his Spirit Guai. However, since then, Yeon-woo hadn’t made any breakthroughs and plateaued. It had been a mistake.

He needed to continuously absorb all types of poisons over a long period of time to help his body grow used to it and increase the toxicity of his blood. However, because his body had adjusted to two rare and extreme poisons, it didn’t matter how much of the other poisons he tried to absorb. The skill simply didn’t respond.

He couldn’t get rid of a skill, so he gave up on it. It was useless except for training the elements of the Spirit Guai. However, the skill’s value skyrocketed after he captured Bayluk, and he managed to strengthen this signature skill to create Spirit Powder Poison.

The poison surpassed any other poison in existence, and it could even injure spirit opponents who didn’t have physical bodies. The soul poison he’d earned on the thirtieth floor also had this feature, but its strength couldn’t be compared at all.

Furthermore, Spirit Powder Poison had three other outstanding features: it was colorless, odorless, and...