yes Only for posting scores, no multiplayer.
Go to Records to see other users records. You'll also get an emblem.
Go to records choose Nintendo wfc rankings then check peoples records and that's how you do it.
Not for DS, Wii I'm not sure I've never tried.
You can't copy Wii games that use Wifi.
No.
Minecraft PE does not have WiFi games at the time of writing.
Nintendo wifi connection
Yes it is, but not on WiFi.
No, the multiplayer only uses 'local wireless'. Games that are Wi-Fi compatible have a Wi-Fi logo on the box.
That's not a question.
You just need a wifi connection
EB games