Chromatic-Blade

As part of the action used to cast this spell, you must make a melee attack with a weapon against one creature within the spell’s range, otherwise, the spell fails. On a hit, the target suffers the attack’s normal effects, and You choose acid, cold, fire, lightning, poison, or thunder for the Arcane energy. The creature takes arcane damage equal to your spellcasting ability modifier.

This spell’s damage increases when you reach higher levels. At the 2nd level, the melee attack deals an extra 1d8+ your spellcasting ability modifier of Arcane damage.

The damage roll increases by 1d8 at each level.