Demons

Demons, can be also know as onis, hunts slayers and humans, to get meat, sin and Muzan Blood, they have special abilities called Demon Arts and don't use breathing, to become a demon you need to have 50+ sin and say that the muzan don't has a palid skin. To get sin you need to kill humans npcs, each human give 10 sin, and the sin cap is 2500. To unlock Demon Arts you need 2500 sin and 200 Muzan Blood, after unlocked you can get the moves on 200, 400 and 600 Muzan Blood, each human give 0.4 Muzan Blood, and with 500 Muzan Blood you need to kill the trainers, each giving 20 Muzan Blood, the Muzan Blood cap is 600.

Demon Changes Using Sin:
50+ Sin - Can become a demon.

500 Sin - You mutade and receive more health.

625 Sin - Get claw attack, you do two slashes with your claws, this can execute.

1250 Sin - You leap from the ground and launch you foward, does little damage and can execute.

2500 Sin - You become a Lower Moon, allowing you to trade 100 contribution for 2 Muzan Blood and can learn Demon Arts.

Demon Changes Using Muzan Blood:
200 Muzan Blood and 2500 Sin - You unlock your Demon Art.

300 Muzan Blood - Your dash gets replaced by Flash Step, that means your dash now teleports.

400 Muzan Blood - Speed buff, 55% more hp and second Demon Art move.

600 Muzan Blood - Get See Through World and the last Demon Art move.