Chromatic Punch

As part of the action used to cast this spell, you must make an melee spell attack against one creature within the spell’s range, otherwise the spell fails. You choose acid, cold, fire, lightning, poison, or thunder.  On a hit, the target suffers the attack’s normal effects and bonus damage equal to your spell casting modifier.

This spell's damage increases by 1d4 when you reach 5th level (2d4), 11th level (3d4), and 17th level (4d4).