Tentacle Whip

You transmute your arm into a long tentacle covered in fang-like protrusions that lashes out at a creature in range. Make a melee spell spell attack against the target. If it hits the target takes 1d6 piercing damage. If the creature is Large or smaller you pull the creature 10ft towards you.

This spell's damage increases by 1d6 when you reach 5th level (2d6), 11th level (3d6), and 17th level (4d6).