However, if you're starting from scratch and don't have a favorite Pokemon yet, or worse, your favorite Pokemon is usually too expensive, then we've got a few recommendations for you
If you were playing other creatures, Steel Golem gave you a good one but it could also cripple you if they could block or otherwise stop it without removing it, and there were several good ways to do that
She's so specific and color heavy, that she doesn't even crack 1k in the 99, since she hurts a deck not built around her or with the colors needed
If you cant match your opponents in the late game (i.e., Ardyn, the Usurper), countermagic could be a solution
Also, the decks I said it didnt belong to are a narrow band (with the main relevant one being Najeela, the Blade-Blossom)