Codename: Gordon

Codename: Gordon a side-scrolling game made by Nuclear Vision and is distributed over Valve Software's Steam. It is a take on the storyline of the first-person shooter Half-Life 2, with 'a whole dimension missing'. The game world is entirely 2D, and features classic elements from HL2/HL1 gameplay, including the crowbar and the G-Man.

The player works with other characters, responding to their complex vocabulary with messages like ;-( and ^_^, and progress through the game with their help.