The alleged leak lists several pieces of information on the next Call of Duty game, including the game's rough count of 35 weapons available in multiplayer, the return of new -like mode, vehicles playing a large role in the game, and many other details.
Here's the full list of "leaked info":
-- Vehicles will be in MW2
-- M16 will return, using stopping power will only be OHK at head, neck, and torso (abdomen, limbs, and hands/feet will not)
-- Ak47 and M4 will return, unknown if there are any changes
-- M40 will return, ACOG damage boost will be fixed
-- Scorpion, P90, M21, R700, G3, G360 will not return
-- There are more unknown weapons that will not return
-- New sniper rifle: SR25M (United states forces)
-- New Assault rifle: Diemeco C8 (Canadian forces M4 equivalent)
-- New Assault rifle: L85A2 (United Kingdom forces)
-- Total weapons in multiplayer are said to be around 35
-- Favourite Modern warfare 1 maps will return
-- Helicopters, air strikes, UAV will return
-- Red dot sightings will come in different shapes for multiplayer (circular, square, original)
-- Snipers will have special grass camouflage (As seen in Modern warfare 1's campaign)
-- All perks will return from MW except eavesdrop and others will be altered
-- All gametypes will return from MW and all will have hardcore versions
-- New gametype: Secure (Call of duty version of capture the flag, however you capture the enemy's Intel)
-- New gametype unconfirmed name, similar to search and destroy, however instead of trying to plant a bomb, you try to kill a specified enemy
-- Solider customization for each class (and each country)
-- Sniper with silencers will NOT be in multiplayer
-- There are NO bots in local multiplayer
-- Similar version to Nazi Zombies, however details are unknown
-- NO guest players online, 1 player per console
-- Killcam save feature
-- There is blood and gore
-- Offline/Online Co-op
-- Story takes place in the Middle East
-- Role as US marines return
-- Ken Lally voice work in campaign
-- Release is set for sometime in November
-- New army tags will be available to add different elements in campaign (similar to halo skulls)
-- Campaign-only weapons
No sources for the leaked information were given.
You can read the original article about the on Tilted Screen.