you cant. it is a special event that has already passed in Pokemon diamond. the item you have to get is the darkrai pass and then the door opens you fall asleep in the bed then you go into a dream where you find darkrai he is lv 70
hope this helps
North and west of the Pokemon center!
in platinum she is in the Pokemon contest center
go to solaceon town and left of Pokemon center
yep. its in solaceon town
depends what game it is in Pokemon platinum diamond and pearl you get it at valestone city on the platform where the poke center is and its behind in one of the houses
There isn't a Space Center in Pokemon Diamond and Pearl.
You go to a Pokemon center.
Pokemon Diamond? If so yes there is.
Get a Graveler and trade it in any Pokemon center
In Hearthome, next to the Pokemon Center.
North and west of the Pokemon center!
in platinum she is in the Pokemon contest center
You get 2 ds and put Diamond in one and Pearl in the other. In both games, go downstairs in any Pokemon Center and go in the middle room to trade.
the trade center is up stairs in the poke center
upstairs in the Pokemon center first door
heartthrome city house next to the Pokemon center
Use items or go to a Pokemon Center to heal your Pokemon.