Go to the east side of eterna forest (from eterna city) and when you get in, go forwards a tiny bit and above you there will some trees to cut, cut one of them and go forwards.
The old chateau is in diamond and pearl
there is no such thing as a new chateau but there is an old chateau in eterna forest.
There one-time ghosts in the old chateau, but these dont do anything.
ROTOM! you can find the plasma Pokemon in the tv of the old chateau!!!
the old chateau in diamond is in the eterna forest. fly to eterna city then go left to eterna forest. but you have to cut the trees before you could go in to the old chateau.
no
you can find him at lost tower,or old chateau
There is no granny in the Old Chateau in Pokemon Diamond. The only NPCs that appear here are two ghosts you can't interact with.
it is an item that heals any status problem
the old chateu is only in Pokemon diamond pearl and platinum versions
It is in the forest you pass through to get to Eterna City.
Yes, in the old chateau, but it is called the "insect plate".