Blood Blade
Casting Time: 1 action
Range: 60 feet
Components: V, S
Duration: Instantaneous
Spell level: cantrip
a enemy must be Bloodied Other wise deals no damage.
coverts blood in to sharp blades that piers the bloodied enemy, dealing 1d8 Dmg to enemy

Cantrip Upgrade. The damage increases by 1d8 when you reach levels 5 (2d8), 11 (3d8), and 17 (4d8)