Call of Duty 4 was the best selling game of 2007, and it's no secret why. The multiplayer online gaming is the best seen yet in video games. The combination of great maps, multiple game formats, and a robust achievement system make every player coming back for more, and trying to reach ever higher levels in the game. Combine all these features with some of the best graphics seen yet on the PS3 and XBox360, and it's obvious why the game was, and is, such a smash success. The variety of guns in the game, and the strategies that each gun carries with it, makes the game fun and exciting. Combining a different gun with a map makes each player have to undergo a completely different strategy. Holding a sniper rifle on one stage may be a great advantage, and a total disadvantage on another. Likewise, pitting a sniper rifle against a Skorpian in one level may favor the sniper, and the Skorpian in another. There are 25 guns in COD4, and though each of them has positives and negatives, some of them are better than others. Here is your opportunity to rank and discuss each of the COD4 guns, and help us decide once and for all, which Call of Duty 4 gun is the best...