>>12197141If that's the logic you're going with, why don't you make Light weak to Fire, Fighting, Psychic, and Bug?
And I've actually been fascinated with the Fairy speculation. Fairy can be super against Psychic, Grass, and Fire, but weak to Steel, Light, Poison, and Water. Sound is less effective against Fairies, and 0 against Light. Somewhat more logical imho.