I like stand alone Pokemons and disliked that some of them were given pre-evo or evolutions. Magmar, for example, I'm okay with Magby, but Magmortar was monstruous. The same goes for Electivire.
Yes, they may not add natures for the time being, but the question of the thread is why didn't they add natures for HP when natures were introduced? I have two theories:
1) HP is the less important stat in battle. It's more a meter than a stat. HP doesn't influence the power of your moves nor...