Infinity Ward wants number one spot for a while and will make anyone who takes it from them really have to fight for it.

Call of Duty 4: Modern Warfare screenshot

Monstrously popular online shooter Call of Duty 4 has once again claimed top spot on Xbox LIVE.

According to Xbox LIVE'S Major Nelson, CoD4 held off Microsoft's own monster hit Halo 3 based on global unique users on Microsoft's online gaming service.

 Advertisement

Speaking on website IAMfourzerotwo, Infinity Ward's Robert Bowling thanked gamers for their support and issued a warning to any game hoping to wrestle the number one spot from the modern warfare shooter, saying: "I hope we can keep that number one spot for a while and make anyone who takes it from us really have to fight for it."

Last week Infinity Ward released brand new maps for the Xbox 360 version of the game, and subsequently "brokez the internetz", such was the weight of users trying to download it.

You can check out everything we've got on one of the best shooters ever released over at our CoD4 game page, including two hardcore CoD4 players' review of the new maps.