You can inspect the factory through video conferencing, or you are welcome to come to China for on-site inspection
Who/What/When/Where/Why This is my favorite Un- card for a bunch of reasons, but mostly because its one of the best, most interesting, and perfectly suited cards there is in an Un-set
Even removal nets you Treasure from Goldspan Dragon
If that ability triggers during the cleanup step because you discarded a land card to bring your hand size down to your maximum hand size, you will get priority after the ability resolves, so you'll have a chance to cast an instant card or a card with flash you exiled
WotC suggests that big creatures that are hard to interact with are positive additions to their environments. They might have been thinking of the Avabruck Caretaker / Hollowhenge Huntmaster when they said that, but Im not sure anyone would agree in the case of that card
Whirler Virtuoso is exactly the kind of energy payoff you want