Super Robot Spirits
  
N64


Access all characters:

  At the Opening screen and before the Banpresto logo disappears, press L (9 times), 
  R (7 times), Z, C-Down (10 times), and C-Right (5 times).
Play as Master Gundam:

  Beat Master Gundam three times in Story mode. 
Play as Devil Gundam:

  Beat Story mode with every character. Then start 64 Mode. Choose Master Gundam 
  and beat Devil Gundam to unlock the Devil.
Play as Judecca:

  Play the game for 300 hours to unlock Judecca.
New outfits for Dunbine and Walker:

  Play the game for 50 hours. Now highlight either character and press Start.



 
Thanks to Revolution readers Kevin and El Dopa!