Rainbow Six Vegas
was rated best first person shooter and best Xbox live game of 2006. R6V was created by Ubisoft.
Rainbow Six Vegas is all about a counter terrorist S.W.A.T. team that tracks down terrorist in all countries around the world. During game play you play as the S.W.A.T., named Rainbow Six, you start in Mexico to take down the terrorists that are trying to control Mexico but they find out that there is another attack in Vegas.
Then the team goes to Vegas to stop Irena Morales from launching a rocket at the Nevada Dam to flood Vegas. Your goal to stop the rocket and kill Irena before it blows up the Dam. The online R6V is awesome you play with others around the world and try to rank up each rank gives u new items to upgrade your person like when you reach captain you receive a Desert Eagle which while you play is a one hit kill as long as you hit above the waist. When you finally reach elite you will receive a special mode that allows you to make your own camouflage to pimp your profile.
Also online the terrorist yell out hilarious comments like when you kill a guy next t another guy they say “Hey he owed me money!” or “I can't see!” when you throw a flash grenade.