10 new weapons
10 multiplayer maps
New multiplayer game modes
Career progression towards new weapons and equipment. (unlockable COD style ?)
Improved social multiplayer experience, including Groups.
Specializations to enhance play style
New Spartan Ops missions - 50 new missions adding 12 hours additional game play.
Groundbreaking new co-op and multiplayer experiences
Just a few days before E3 and already big news is leaking.
Former Bulletstorm Developer 'People Can Fly' recently mentioned their next project involved Gears of War. These rumors apparently sent a flurry of people flocking to the Epic forums asking if it were true.