Mass Effect 2 is released
BioWare's acclaimed space opera opened the year's run of major game releases and went on to win many game-of-the-year awards.

Section 5
Flash games on Newgrounds and Kongregate, FarmVille requests from your aunt, Angry Birds on a 3.5-inch screen, Minecraft in alpha, and a huge console year with Halo: Reach, Red Dead Redemption and Kinect.
Sponsored by The Internet From 2010
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Original work An original mini-game built for this exhibit in HTML5 canvas, in the style of 2010 Flash runners. High score is stored only in your browser.
How a Flash game felt
Inspired by the one-button runners of the era, especially Canabalt and Robot Unicorn Attack.
Xbox 360, PlayStation 3 and Wii discs: the year of Red Dead, Reach, Black Ops and Kinect.
Steam sales, StarCraft II, Civilization V, Minecraft in a Java window.
World of Warcraft at its 12-million-subscriber peak.
The DS, its XL sibling, and the 3DS on the horizon.
99-cent App Store hits played on a 3.5-inch screen.
Requests from relatives, energy timers, and virtual crops.
Free browser games on Newgrounds, Kongregate and school computers.
Supported Release dates and platforms from the sources on each game's page. Spine colours are decorative.
BioWare's acclaimed space opera opened the year's run of major game releases and went on to win many game-of-the-year awards.
Adult Swim released the rainbow-trailing Flash runner set to Erasure's Always, which became the browser game of the year.
Sony's PlayStation 3 spectacle sold more than a million copies in its first week.
Valve brought its Steam store to Mac OS X, gave away Portal for two weeks to celebrate, and introduced Steam Play so one purchase worked on both platforms.
Rockstar's western became one of the year's most acclaimed games and a frequent game-of-the-year pick.
Microsoft named its motion camera Kinect, Sony dated PlayStation Move, and Nintendo revealed the glasses-free 3DS, the show's biggest surprise.
Markus Persson's Minecraft moved from Infdev to Alpha, sold from his website for about 10 euros, and began its word-of-mouth climb through forums and YouTube.
Blizzard's long-awaited sequel sold three million copies in a month and relaunched competitive real-time strategy and esports streaming.
Bungie's final Halo game had the biggest entertainment launch of the year until Black Ops two months later.
Rovio released Angry Birds free with ads on Android; demand crashed the GetJar app store that hosted it, and the game passed 50 million total downloads by December.
Microsoft's controller-free camera for the Xbox 360 sold eight million units in 60 days and was hacked into open-source drivers within a week.
Black Ops sold about 5.6 million copies in the US and UK in 24 hours, the biggest entertainment launch in history at the time.
CityVille reached 20 million monthly players within two weeks, the fastest-growing Facebook game yet.
Blizzard's third WoW expansion set a PC sales record weeks after the game hit 12 million subscribers.
Minecraft moved from Alpha to Beta on 20 December after selling hundreds of thousands of copies, with Mojang now a company of several employees.