People in the Soul World: My skills will be cultivated by myself

Dongmenhao crossed over, and as soon as he opened his eyes, he came to the Zaraki District, the 80th District of the Soul Realm.
Forget it, and encountered a small-scale fighting in the Zaraki district. At a critical moment, Goldfinger awakened.
Your kendo experienced killing for the first time, and you suddenly realized part of the essence of killing, and successfully evolved into the killing kendo!
Your Reiatsu is affected by the Slaughter Sword Dao, quickly increase!
At the critical m...