you go underground and get digerdrill
Even though I don't play Pokemon Diamond, I know you buy it on the fourth floor of Velistone Department. They will then transfer to your PC in your Secret Base.
You have to be linked with them with Nintendo wireless (not wi-fi) then when your both underground just follow them or look around till you find their secret base.
yes you can if you can't do under ground you have to get an explorer kit. but when you do you have to get an digger drill. and pick aplace to have your secret base. :)
no
To find your Secret Base, talk to the short guy in a house in western Mosdeep City. He will mention a base on a certain route. Go there, and find your Secret Base on that same route!
just wait and visitors will come in!
first you need a underground kit from eterna city and do some kind of tests until you get to the test where you can make your secret base.
The Secret Item code: 33r3hdhd8t6y Will get you a Haunted Diamond Tiara. Note: Secret Codes may be expired.
you can't
You have to capture 50 flags to get the platnium flag.
You can't rotate items. They stay in the direction you get them in.
i think it is when hero and Danny find the diamond