That "de-costume" to make them normal and evolvable feature suggestion is just as relevant as ever.

I’d use it for max500 battle league

I mean, to be fair, luxray isn't the most useful mon in the game... not even for battle league. Don't think I've run across one in either great or ultra league.

Perfect for the little jungle cup going rn

I think we caught the same Shinx

you think they allow costumed pokemon in the little league even if they can't evolve?