>>46068596Pokemon Black and White.
Seems by "now" OP means "the last 10 years".
>>46068456It was never not approved officially. They're either rewards for completing the storyline(Groudon/Kyogre) or going out of your way to explore(the birds).
The problem is that the games are so easy they become brainless at that point which is why people box them.
Granted, the current games are so easy that its really less of a difference.