Cold Feet

Description: You tap your foot slightly and 1 shoe, foot, hoof or similar end of a leg becomes instantly and inexplicably uncomfortably cold.  

Effect: Those with normal resistance to cold are slowed by 50% on a failed save (Dex DC 10 plus caster proficiency level)

Those with vulnerability to Cold are immobilized for 1 until the end of the caster's following turn

Concentrating Targets: Any caster affected by the spell with a failed save must make a concentration check if applicable.

Duration = 1st to 3rd casting level =1, 4th to 6th casting level =2 and so on.