New playlists exclude Killstreak and add party chat
A pair of new playlists has been added to the Call of Duty: Modern Warfare 2 by studio Infinity Ward. These new playlists have removed the killstreak rewards and add party chat.

The game options is yet to be released on PlayStation 3 and PC. Only Xbox Live players have been blessed.
July 6 is the possible date of its release alongside with the debut of Resurgence Pack DLC. Detailed information can be availed from the blog of Robert Bowling, the community manager of Infinity Ward.
The first playlist is named as Barebones Pro. This will be featuring Team Deathmatch and Free-For-All game types. The other one is Objective Barebones Pro that includes match types Domination, Demolition, Capture the Flag and Headquarters Pro. Up to eight and twelve players can play in both the lists.
Killstreak are the perks players that are receied after notching certain amount of kills in a row. The rewards are from a Predator missile strike or else from a helicopter attack to a nuke which immediately ends the game.