N9Lxv3
1, try to learn positive energy(reverse technique) that way he can use his blood as long as he has energy. 2, try to manupulate opponents blood by touching or from his bleeding. 3 try to learn technics like blood explosion, blood absorption, blood armour,healing by blood, stoping his own bleading. 4 try convert blood to cruse energy. 5 thruogh blood manupulation, manupulate body. 6 try absorb vitality through blood strengthed body permantly. 7 also using blood to heal you train body maximum to supernatural level