Casting this spell deals an amount of damage to you equal to a bladed weapon of your choice you are holding. When doing so, you can decide to add your Constitution modifier to the damage instead of Strength or Dexterity.   Make a ranged spell attack. On a hit, a column of viscous blood rises from beneath the target creature, dealing 1.5 times the damage you dealt to yourself as bludgeoning damage to the target. This column additionally rises 15 ft. into the air. Any additional creature within range must make a dexterity saving throw, or take 1d4 bludgeoning damage and fall prone.