When downed, you aren't as helpless you were in Gears 1. The game also includes the ability for a player to duel with an AI or human opponent when both use the Chainsaw Bayonet attachment of the Lancer Assault Rifle.
It includes a more profound plot with new characters, new weapons, and new enemies, including the ability to fight Brumaks. Much of the core gameplay elements that were central to Gears of War, an over-the-shoulder third-person shooter that emphasizes the use of cover, are present in the sequel. 6.3.5 Gears of War 2: All Fronts Collection.
