So far, 29 characters are confirmed. I'm having a feeling in my gut saying that there's gonna be more than 40 characters. So here are my remaining character wishlist:
Meta Knight
Wario
Mr. Game & Watch
Falco
Ice Climbers
Ganondorf
Ness
Captain Falcon
Jigglypuff? or Mewtwo?
Shulk
Chrom
Chorus Men
Palutena
Pac-Man
Mii
Krystal
King K. Rool
Lucas
Claus
Meta Knight, Wario & Mr. Game & Watch are sure to come back since they have been shown in the drawing on the whiteboard, Captain Falcon & Ness are obviously coming back because the return of Samurai Goroh as an Assist Trophy and Mr. Saturn as an item, Ganondorf i