Demon Mark

When the user consumes demon or devil flesh or blood, they will gain any special traits or abilities the devil or demon has and will gain advantage on strength, dexterity and perception. They will also gain advantage for dodges and counterattacks. After the battle has ended 10 of the users HP will be permanently lost and unable to regain.

The higher level of the user the higher the amount added to moves that gained advantage from this spell but for every level higher one more HP will be added onto the amount that will be permanently removed.