Most of the announcements will be double-tagged. The first will be for the gaming platform and the second would be the category of the game that it falls under.

First Tag Legend
[PC] - Topics related to PC Games
[PS] - Topics related to Sony Playstation Consoles
[PSP] - Topics related to Sony Playstation Portable
[DS] - Topics related to Nintendo DS
[Wii] - Topics related to Nintendo Wii
[XBoX] - Topics related to Microsoft XBoX and XBoX 360

Second Tag Legend
[RPG] - Topics related to Roleplaying Games
[FPS] - Topics related to First Person Shooter
[ADV] - Topics related to Adventure
[PLT] - Topics related to Platform
[VS] - Topics related to Fighting
[RTS] - Topics related to Real Time Strategy
[MMO] - Topics related to Online Games
[MIX] - Topics related to mixed genre

More will be updated.