 Not only did Retro Studios work on this game but another game for  Gamecube called "Raven Blade", which was to have been an RPG game,  and it was shown in video form in E3 2001. However, in late 2001, it  was announced that "Raven Blade" was cancelled under orders from  Nintendo so more focus would be on "Metroid Prime", as Retro Studios  is a second