I have looked everyplace and at a small door way there is Luigi, i can't really tell you which way because it all looks one way,:P
Or you can go all the way around the maze and get back to where you started and unlock the missing evil characters location, or if you dont want to do that, then you can just look all over the dang maze, hopping to god you find him. :)
After Completing the Subspace Emissary Go back to The Ruins
You can't get sonic in SSBM only in SSBB and in SSBB you get him at the subspace emissary near the end
Play coin launcher or get him from celebi or the subspace emissary.
Yes go through the subspace emissary to figure out who they are!
it is in stadium in solo to unlock beat the subspace emissary
complete the subspace emissary you should now be able to play him.
godspeed(good luck)
once you got all the movies from subspace, you only receive a notice saying " you have all the movies from subspace emissary..." that's it. nothing else.
No you can enter the door after you have completed the great maze
To unlock Ness in SSBB ,you must play 5 (offline) brawl matches, reflect 10 projectiles or defeat him in Subspace Emissary Mode.
After unlocking sonic you can get the Amy rose trophy either by coin launcher or the subspace emissary.
you get them the same way as enemies from the subspace emissary, you need to deliver a finishing blow to them with a trophy stand.