Mutant Storm Empire

Action Shooter Static "Shoot-Em-Up" Top-Down

[Xbox Live Arcade] There's this evil emperor, see, and... well, he's evil. Now someone has decided to put a stop to the whole evilness thing, and that someone is you. It's the right thing to do! Besides, in Mutant Storm Empire, it'll be fun. Battle through line after line of the emperor's minion horde, destroying absolutely everything you can. Blast through bunches of robots, crush colonies of aquatic monsters, smash swarms of UFOs, and demolish devastating bosses. It's a continuous adventure through four immense, strikingly vibrant worlds, and you can fight alone or join forces with a friend in two-player cooperative mode. Enjoy the frenzy! Practice the way of "Blastikkidoo" or the art of blasting, as you plow through the different worlds in Mutant Storm Empire. This all-new sequel to Mutant Storm Reloaded ratchets up the competitive challenge. The four different worlds feature sixteen challenging levels, all in gorgeous high-def 3-D graphics. Play co-op offline with a friend, or head into Xbox LIVE territory and go multiplayer for up to 2 people. Twelve new achievements to master ranging from easy, such as getting a single combo of beasties, to difficult, such as completing the game on the Black Belt level. [Microsoft]

Assassin's Creed III - The Redemption

Action Adventure Historic Open-World

The Tyranny of King Washington is a DLC for Assassin's Creed III in which you explore an alternate reality where George Washington has become a dictator that you must overthrow.

Portal: Still Alive

Action Shooter First-Person Sci-Fi Arcade

[Xbox Live Arcade] Portal: Still Alive features the full award-winning Portal single player game from Valve, plus a new challenge mode. Designed to change the way you approach, manipulate, and surmise the possibilities in any given environment, Portal has earned over 70 industry honors for its innovative gameplay, with more than 30 "Game of the Year" awards. Break the laws of physics using "portal" technology to solve puzzles and survive in this darkly comic story weaving adventure with brain-bending puzzles. Experience the first first-person puzzle-action-adventure game with hours of single player gaming. The game includes fourteen brand new bonus puzzles to challenge even the most skilled test subjects. And, get a glimpse into the making of Portal: Still Alive with commentary from the developers. [Valve]

Medal of Honor: Airborne

Action Shooter First-Person Historic Arcade

Step into the boots of Boyd Travers, Private First Class of the 82nd Airborne Division and engage in battles throughout Europe. From rocky beginnings in Sicily to war-winning triumphs in Germany, each mission begins behind enemy lines, with an intense and fully interactive airdrop. Your ability to determine your own starting point dramatically changes the way each mission plays out. View the entire operation from the air, and then control your parachute to choose your landing spot. On the ground, gather your senses and assess the terrain. A wide variety of authentic, customizable weapons are at your disposal, each with distinct characteristics. Choose your path in this free roaming FPS environment. Medal of Honor Airborne also features exceptionally photo-realistic characters, adding to the intensity of the cinematic, story-driven game. [Electronic Arts]