Go to the Ura Inn hotspring. There will be a new area open behind the spring. Go up to the rock wall and it will say there is an elevator, and would you like to get in? Obviously the answer to that question is yes. And . . . the Undernet server awaits . . .
no you can only link megaman games together if it is the same number like megaman battle network 3 blue to megaman battle network 3 white
hospital
you get it from a guy in secret area 1
you cant
Oh boy. Search Megaman Battlenetwork 3 White ROM on Google and you'll get enough hits on the first page to download at least 3. But don't ask that question. Please.
No, it's not.
you go to acdc
In MegaMan Battle Network White 3, Geddon 3 can be found in the Undernet area, specifically in the area known as Undernet 2. You need to navigate through the Undernet, defeating enemies and solving puzzles to reach him. Once you locate Geddon 3, you can challenge him to a battle to progress in the game.
there is talk of a new megaman for 3ds
megaman starforce 1 2 and 3
you can't. Dark aura can only be gotten in megaman battle network 3 BLUE. You get it by doing all the time trials in secret net. In WHITE, you get the Serenade chip.
That would be the Hubbatch program located in Secret Area 3 behind a monolith and inaccessible until Alpha has been defeated.