Bloodwhirl

7th-level Evocation
Casting Time: 1 action
Range: Self (30-foot radius)
Components: V, S
Duration: Instantaneous
You summon a swirling vortex of blood energy around yourself. Each creature within the radius must make a Constitution saving throw. On a failed save, a creature takes 8d8 necrotic damage and is pulled 20 feet towards you. On a successful save, the creature takes half damage and isn't pulled.
At Higher Levels: When you cast this spell using a spell slot of 8th level or higher, The necrotic damage increases by 1d8 for each slot level above 7th.