Speaking of these mech games and current Titanfall (and to lesser extent, Xenoblade sequel) hype, a Shattered Steel sequel more in the vein of Mass Effect wouldn't be a bad move for BioWare.
My point was, since Assad likely received these chemical weapons from Russia, let the latter clean up their mess or at the mininum pull the chains on their dog. If USA gets involved, they're just going to send even more missiles.
It seems in the next gen, the ubiquitous corridors will be replaced by open world.
Now there's talk of Mirror's Edge 2 being one too: http://www.computerandvideogames.com/413684/mirrors-edge-2-is-open-world-says-ea-exec/