Mariucci names person who gives 49ers offensive edge over Eagles NBC Sports Bay AreaBreaking down the 49ers-Eagles Week 13 NFC showdown ESPN49ers' 5 Keys to Victory vs. Eagles 49ers Webzone49ers-Eagles has serious Game of the Year potential; plus, Denver's revival and the art of scripting plays NFL.com49ers news: 3 keys to a victory against the Eagles Niners NationView Full Coverage on Google News