Upcoming video game releases: 'Mass Effect 3,' 'MotorStorm RC,' 'Major League Baseball'

Mass Effect 3 brings relentless alien invasion to Earth, MotorStorm RC flings miniature cars around miniature tracks, and two Major League Baseball games herald the start of the 2012 season.

Mass Effect 3 (360 PC PS3)
North America: March 6, M17+ TBC
European regions: March 9, 18+ (UK: 15)
Japan: March 15, D (17+)

The highly rated sci-fi space opera trilogy draws to a close, offering players a mix of action and role-playing adventure, as well as the chance to save the Earth (and her intergalactic allies) from an alien annihilation.
Price: $59 / €49 / £39 / R599 / ¥7,665; less on PC
masseffect.com

MLB 12: The Show (PS3 Vita)
Major League Baseball 2K12 (360 DS PC PS3 PSP Wii)
North America: March 6, E

New rosters, players and team uniforms join gameplay tweaks and improvements ahead of the Major League Baseball season's start on March 28. MLB 12 offers season progression shared between the PS3 and Vita, while 2K12 continues with the annual $1m prize Perfect Game Challenge.
Price: $59 on 360 / PS3, Less on other platforms. MLB 12: The Show $39 on Vita.
MLB 12 The Show: theshownation.com
MLB 2K12: 2ksports.com

MotorStorm RC (PS3 Vita)
North America: March 6, TBC
Europe: since February 22

Hurl radio-controlled cars around miniature courses based on the four full-size MotorStorm games, with time trial challenges syncing friends' performances across both PS3 and Vita.
Price: $10 / €6 / £5
facebook.com/MotorStormRC

I Am Alive (360)
Worldwide: March 7, M17+ / 18+

Head back into a ruined metropolis to find your family; choose to fight, bluff, or save your energy for more crucial encounters along the way.
Price: 1200 Points ($15 / €14 / £10)
iamalivegame.com

Mario Party 9 (Wii)
North America: March 11, E
Europe: March 2, 3+
Japan: April 26, A (all ages)

Join Mario and co., both friends and foes, in experiencing Nintendo's take on Monopoly, Parcheesi, and Snakes & Ladders mixed with fun mini-games for up to four players.
Price: $49 / €49 / £39 / R499 / ¥5,800
marioparty9.nintendo.com