Luigi's Mansion 2 was revealed as a 3DS game last year, a long-awaited return to one of Nintendo's cult hits. While the game is scheduled for release this year, we've heard nary a peep about it since its reveal. A new retail listing suggests Nintendo may be putting the game on Wii U, either as an additional platform a wholesale move.

Read more: Version spotted at UK retailer »

Nintendo's 3DS slate has been fairly light since launch, but heavy hitters, such as Super Mario 3D Land and Mario Kart 7, should help bolster the library this holiday season. While Nintendo could release more games on the platform this year, company president Satoru Iwata says they've strategically kept some games out of 2011 to maximize their sales potential.

Read more: This year 'so dense' that additional software sales would suffer »

Mario's goofy brother Luigi is getting back into the ghost-busting business with a sequel to vintage Gamecube game Luigi's Mansion, Nintendo announced during its E3 press briefing. Luigi's Mansion 2, as it's tentatively named, will see Luigi bringing his vacuum to Nintendo 3DS.

"Luigi's Mansion 2 is not a simple revision," said Nintendo president Reggie Fils-Aime. "It's an entirely new game, making extraordinary use of 3D and featuring not just one, but several new mansions." Read more »