Quoted By:
The fact it was a reward in previous generations that you got mid-game and wasn't utterly broken back then only to change it so it's one of the first items you get and trivializes the game is a bit of an issue to some degree. The game is significantly more fun without it
It feels like it should be a post-game benefit or something so you can train competitive teams easier. Might as well do things live give the Shiny Charm off the bat so those numbers don't mean anything anymore. It's all about balance