Blightning

 You touch your hands to the sides of a creature’s head, your hands flare with electric energy, make a melee touch attack using your spellcasting modifier against the target, on a success you grapple the creature, on each of it’s subsequent turns it must make a Wisdom saving throw or take 3d10 points of lightning damage or half on a failed save, in addition, the creature has disadvantage on checks and saves to withhold information from the caster, on each of its turns a creature can attempt to break free from this grapple, the Strength DC equals your spellcasting DC, showing the intense force it would take to wrestle out while in great pain. Whenever you cast this spell at a higher level it deals an additional 1d10 lightning for each spell level above 4th.