Maybe he's talking about a dungeon the size of Stark Mountain, but with a new path each time. It could be an interesting addition.... Like Turnback Cave?
Note: Quote edited for spelling and punctuation. Changes in bold...
Oak had a Dragonite, you know.2. Why does Rowan have a Garchomp? :/
I agree with you here. Giving out Shaymin seems like spoiling the whole "event" part of "event legendary."5. Shaymin is still an event Pokemon. He won't give you one. And No trainers can have level 100 everything.