Whats a cool game like halo or mass effect for the ps2...like alien/futuristic war?

[j.casey95]

i reallyneed a new one

 

[Agent 47]

Well the best FPS is more like CoD 4, it is called Black and is one of the best FPS's in existence.

If you have your heart set on a Sci Fi game then I would have to say Killzone
http://en.wikipedia.org/wiki/Killzone
Or Half Life 2, although it is a bit dated now.