Unseen Vector

Make a ranged spell attack against a creature. If it hits, Have the creature do a perception check against the rolled spell attack DC. If they succeed, they can see the true form of the vector, and get advantage on all Strength saving throws against the Vector, and can use an Action to make a Wisdom saving throw against the casters spell save DC to end the spell. If they fail the perception check, they have disadvantage on all Strength saving throws against the Vector.

While the spell is active, The caster can use their bonus Action to make a Strength Saving throw against the 

Move the target up to 15 feet in any direction, taking [roll]2d4[/roll] bludgeoning damage if they collide with anything solid.

Force the target downwards, halving their movement speed, preventing them from taking opportunity attacks, the disengage action, and giving opportunity attacks against them advantage. In addition, if they are in the air, they move downwards 20 feet, and if they are falling take an additional [roll]2d6[/roll] falling damage, which does not count against the cap.

Throw them up in the air 10 feet.

Any effect that could be reasonably achieved through this method, such as turning a head, at the DM's discretion.