Mass Effect 3 is a 2012 action role-playing video game developed by BioWare and published by Electronic Arts. The third major entry in the Mass Effect series and the final installment of the original trilogy, it was released in March 2012 for Microsoft Windows, Xbox 360, and PlayStation 3. A Wii U version of the game, entitled Mass Effect 3: Special Edition, was later released in November 2012. The game is set within the Milky Way galaxy in 2186, where galactic civilization is invaded by a highly advanced machine race of synthetic-organic starships known as Reapers.

BioWare is a Canadian video game developer based in Edmonton, Alberta. It was founded in 1995 by newly graduated medical doctors Ray Muzyka, Greg Zeschuk and Augustine Yip, alongside Trent Oster, Brent Oster, and Marcel Zeschuk. Since 2007, the company has been owned by American publisher Electronic Arts.