There's no revolver in CoD4. I presume you ask this because you've played WaW & have unlocked the Magnum. CoD4's version of the Magnum is a Desert Eagle.
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Revolver
It's a revolver.
A large revolver
Depends on what your gametype or preference is. If you like the look of a co2 revolver for target practice then buy it. If your using a automatic pistol for cqb or a sidearm then get that.
Pretty much like any other DA revolver of the time.
38 special is only a revolver caliber. that's like saying a 44 magnum revolver or a 500 special revolver. a revolver is a revolver
Pretty much the same as any other revolver or semi-auto.
Click on the link below- it has a photo of an Iver Johnson Supershot 22 revolver.
Need to know iif its a revolver or semi-automatic and the caliber.
cod4 for sure
Look on the butt of the revolver