all the weapon you can get in a mutiplayer mode.
no
Yes, there is online multiplayer on Call of Duty 4: Modern Warfare.
Only one person per X-box can play Call of Duty 4 online.
A sniper rifle and a mini gun.
All of the newer call of duty games can be played online. I've been playing since Call of Duty 4, and they are making Call of Duty 8 right now, and all have been online enabled.
Now I know what happened. when my friend came over he changed the control for shoot and just made it unbound
no
You get various unlocks for weapons, new weapons, new perks, and camouflage for completing the achievements.
Yes, you earn XP for playing online, leveling up in rank and unlocking weapons and perks.
4 players
Call of Duty 4, Call of Duty World at War, or Grand Theft Auto 4.
The PSP does not have a Call of Duty game so it can not play any Call of Duty offline or onliine