"As all I take part in is the Prime series, I am not capable of commenting on the whole Metroid series. But we will keep considering multiplayer for the Prime series. For instance, I think I can come up with some unique ideas using the Morph Ball, which is a specific skill of Samus'."
Though the series got a spinoff for the DS in Metroid Prime Hunters, and it's possible Tanabe is speaking about future Prime titles for Nintendo's handheld system, hearing about more Prime games in any capacity is intriguing news. While Team Ninja is busy working on Metroid: Other M, it's possible that Prime series dev Retro Studios could be working on the future of its brand of Metroid. Don''t just take it from us, take it from Retro Studios prez and CEO Michael Kelbaugh who said so himself!