Yes, yes you do.
You can trade, battle, and have voice chats with your friends over Wifi in Pokemon Diamond/Pearl, but to do so you need to know your friends' Friend Codes, and your friends need to know your Friend Code.
You need a wifi router or a Nintendo wifi usb
If you are referring to secret bases, then a WiFi connection is needed.
yes if u have a Pokemon pearl or diamond trade the Pokemon from the palpark then get another ds put pearl or diamond in then the platinum in the other ds and trade at the Pokemon center at the top
Sinnoh underground uses DS wirelless communications not Wi-Fi You need another DS and another Pokémon Diamond/pearl to use it completely
you can't really form a team but you can hang out underground or get eachothers friendcode and chat on wifi.
Yes, yes you do.
technicaly its not wifi its just wireless play but what you do is get w/ one of your friends who has Pokemon diamond or pearl then both of you go underground and then youl see a orange dot on your map that's your friend
You can trade, battle, and have voice chats with your friends over Wifi in Pokemon Diamond/Pearl, but to do so you need to know your friends' Friend Codes, and your friends need to know your Friend Code.
game stop
Of course you can. I played my Pokemon Diamond with my cousin that has Pearl.
you have to have wifi connection to enter
check wifi
You need Nintendo wifi connection for your DS once you have it access the GTS then all you need to do is offer Pokemon or take someone else's offer and trade Pokemon with them.
you need to get an azure flute with the Nintendo wifi and go to spear pillar (where you get palkia)
There is no Starbuck's in Pokemon. What you are refering to is the fact that you get WiFi connection in Starbuck's Coffee. It is not in-game. Real-life Starbuck's has access to WiFi.