Crimson Blood is a Lost Magic that uses the users own blood. The user can freely manipulate the blood.
Crimson Blood is a forbidden Lost magic that able to control and manipulate anything that contains blood in them. This magic grants the user the power of controlling a person by using their blood but the user first need to inject his/her blood in the opponent. Crimson blood can be used in all sorts of styles like Healing itself by stopping the blood flow to hardening his/her blood to cover parts of his body and use it as a weapon.