mountain. The footage can best be described as the coolest looking GI Joe game ever. No, really, it looked like scenes from the classic cartoon re-imagined for Activision’s brutal and bloody modern war. Though each scene appears much brighter and more vibrant than Infinity Ward’s last Call of Duty title, there are going to be some old throwbacks. The final few seconds of the new trailer show a familiar scene from what appears to be an AC-130 gunship. If that’s not ringing a bell, just think …