You go to the bottom floor of the Pokemon centre, HOWEVER you need to have friend codes to actually battle
Not necessarily. Only if you want to battle people online.
you go in the room 2nd to the right
ill battle my name is Julian and my friend code is 1033 6568 7199
No, he can only be seen in the Celadon Deptartment store, and will give you a mask. You cannot battle him.
SOulsilver
yes but only if they have Pokemon diamond'Pokemon pearl'Pokemon heartgold'Pokemon platinum' or Pokemon soul silver.
Yes you do need a friend code to battle on wifi
Use the wifi connectivity from your ds to your wii and you can battle with the Pokemon from Pokemon pearl, diamond, platinum, heartgold, and soulsilver versions
Trade, battle, and talk in the wifi union room! Just press a on the characters in the room
its a wifi event.
You cannot battle between a Pokemon Black game and a Pokemon Soulsilver game.
6.
Yes, you can through trading with wifi.
by using wifi or wireless at a certain place
No.
Yes but only if you have wifi.
In a wifi event but it's finished now.