Its a simple game to play this - users take it in turns to post screenshots of games while others have to guess what game they come from! I'll start us off:
Llamaman you have seen it before on my other guess the screenshot topics. It's not C&C (although you're not the first person to think that) As for the screenshot. I've never seen it before, maybe Timesplitters 3?
Still need an answer for mine. It came out on the snes and PC and the Pc version had the game play in 4 seperate windows (no other game has done that) While we wait for an answer here's another screen