Chromatic Grasp.

Lightning springs from your hand to deliver a shock to a creature you try to touch. Make a melee spell attack against the target. You have advantage on the attack roll if the target is wearing armor made of metal. On a hit, the target takes 1d10. Roll a D6
1. Lightning.

2. Acid.

3. Fire.

4. Ice. 

5. Thunder

6. Poison

The spell's damage increases by 1d10 when you reach 5th level (2d10), 11th level (3d10), and 17th level (4d10).