ACR

ACR stands for Adaptive Combat Rifle, it is a Assault Rifle which is produced by Bushmaster and Remington Arms.

It can be compared with the FN-Scar, and the H&K XM8.

It is also the weapon with the lowest recoil and highest damage in Modern Warfare 2.

Player A:
Dude you just pwned the other Team! Can you tell me how to do that?

Player B:
ACR for teh win! Lulz

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