Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Year | Game | Genre | Platform(s) | Developer(s) |
| --- | --- | --- | --- | --- |
| 2007.0 | Super Mario Galaxy | Platformer | Wii | Nintendo |
| 2008.0 | Grand Theft Auto IV | Open World , Action | Xbox 360 , PlayStation 3 , PC | Rockstar North |
| 2009.0 | Uncharted 2: Among Thieves | Third-person shooter | PlayStation 3 | Naughty Dog |
| 2010.0 | Red Dead Redemption | Open World : ( Third-Person ) Shooter | PlayStation 3 , Xbox 360 | Rockstar Games |
| 2011.0 | Portal 2 | Puzzle , first-person shooter , science fiction | PlayStation 3 , Xbox 360 , Windows , Mac OS X | Valve Corporation |
| 2012.0 | XCOM: Enemy Unknown | Turn-Based Strategy | Windows , Xbox 360 , PlayStation 3 | Firaxis Games |
Question:
Who was the developer of XCom: Enemy Unknown?
Answer:
Firaxis Games