if you mean "how do i get past the guy blocking the path to the elevators" talk to him and go to the place where You first ment him (you need all 8 badges) he'll ask you to battle him after winning his grandson will apper after that go to white forest he is in there. Now if your asking "how to get to him" there are 10 areas you need to complete Bengja will battle you
you get from alder at twist mountain.
you have to find all the seven sages ,beat Cynthia ,alder and the elite four.
You can get surf in Pokemon black and white by battling Cheren at the Twisted Mountain. Then Champion Alder will give both you can Cheren th HM Surf.
at the Pokemon league
Well you defeat alder and he will register your pokemon on the hall of fame. After that you have to find all seven sages including ghetsis.
When you first beat the Elite Four, you will find that N has beaten the champion Alder, but after beating N in his castle, he will fly away on Reshiram and Alder will return to being the champion. But I personally (others agree) think that N is the champion. After all, he did beat Alder. But if you want fact and not opinion, Alder is the champion.
Yes. You find zekrom in Pokemon white and the white Pokemon in Pokemon black.
North of Mistralton City, on the northern end of route 7, you will run nto Cheren. After battling him, Champion Alder will appear. He will give you HM03 Surf.
Alder gives it to you after battling Cheren after earning your 6th gym badge
After you battle Cheren at Twist Mountain, Alder will give it to you as part of the plot.
You cannot find Vullaby in Pokemon White Version. It is exclusive to Pokemon Black as Rufflet is to Pokemon White.
You cannot find a scyther in Pokemon white