User can create blades from blood.
Pros:
-user can manipulate blood
-user can create many different blades
-user can naturally use all types of blades
-user can make blood from all blood types, be it their own or from others
-user can solidify blood when it is made
Cons:
-user will quickly kill someone if not careful
-user may drain themselves too quickly
-user must consume blood of they reach their limit
Weakness: blood lust
User will drain a lot of people and make MANY blades