Gears of War E-Day campaign review - turns out you can teach old Cogs new tricks

"Look ma, no face," growls Marcus Fenix as I land a headshot on an Elite Sniper from across the map. The foley, wet with viscera and meat, drips and gloops in my ears. A nearby Locust roars its outrage, a chainsaw revs up to my left, and there's a big meaty…