The executive producer of Gears of War 2 Rod Ferguson announced through his account on twitter , as a result of the victory of General RAAM against Dr. Breen in Half-Life 2 to a contest of the Gamespot site, only for the day Halloween experience that you will earn while playing online Gears of War 2 will be multiplied by 30 times. As always, it also expected a change for the Horde mode on the enemies in each wave will be announced soon and will update you soon with more details to the scores that can be earned in each game.