You just get legendary Pokemon I guess
You can fight Cynthia in black or white after you beat the elite four and ask for him/her at GTS.
You can't unless you use the Black/White Action Replay.
nothing
you have to beat the elite four twice
Beat the elite four
route 7 after beating the elite 4
If you defeat the Elite Four Twice, you will have the opportunity to battle the Champion, Alder. He has mostly Level 72 to Level 75 Pokemon.
You can fight Cynthia in black or white after you beat the elite four and ask for him/her at GTS.
Yes. You can capture it after you beat the elite four.
Yes. You can capture it after you beat the elite four.
You can't get mightyena in black without trading. In white you can catch a poochyena and evolve it, but you have to beat the elite four.
free roam
No, it does not. you can challenge the Elite four as much as you like.
at N's caslte (note after you beat the elite four(not the champian))
You can't unless you use the Black/White Action Replay.
you cant but you can transfer platinum Pokemon to black or white only if you beat the elite 4
After you beat the elite four, there's a zoarak out side victory road . Follow that zoarak and he will lead you to n , n gives you the black stone in pokemon black , and the white stone in pokemon white. Get the stone to dragonspiral tower and it will revive. Catch the legendary pokemon and then find kyurem in giant chasm. Before you beat the elite four, you will have to beat white/black kyurem after you beat it, there's the gene wedge on the floor.use that gene wedge to fuse reshiram/zekrom to kyurem to get black/white kyurem.