GameSpot - The Chimera continue to invade Earth! Our Resistance 3 Walkthrough Primer gets you started for on-line multiplayer with info about weapons, berserk abilities, and matches.
Those tips could be used for any co-op game really.
N4G is a community of gamers posting and discussing the latest game news. It’s part of NewsBoiler, a network of social news sites covering today’s pop culture.