Retro Studios director of development and producer, Bryan Walker, recently revealed scrapped plans for an open-world Metroid Prime game.During an interview with Kiwi Talkz, the developer revealed that during production for Metroid Prime 3, he and series director, Mark Pacini, had drafted plans for a game that would see Samus explore a non-linear world.While this concept made it through several stages of prototyping, the scale of the proposed additions was ultimately too much to handle.