Electrify

You channel lightning into your hands. After casting this spell, if you deal damage with a touch attack, an unarmed strike, a melee weapon made of metal, or successfully initiate a grapple during this duration of the spell the target must make a Constitution saving throw. On a failed save, the target must takes 1d12 damage and becomes Stunned until the start of their next turn. On a successful save the creature takes half damage and is not stunned, the spell ends after after dealing damage.

For the duration of the spell, you can cast the cantrip Shocking Grasp as the same class as this spell.

At Higher Levels. When you cast this spell using a spell slot of 2nd level or higher, the damage increases by 1d12 for each slot level above 1st.