[Sirius Lee]

You pull a gun on me and I'll shoot you, too. I'm not going to hang around waiting for you to shoot me in order to determine whether it's a bb gun, pellet gun, or 9mm that you're pointing at me.

Too bad she's dead. She chose poorly.

[TigersEye]

You pull a gun on me and I'll shoot you, too.

Same here. If someone is pointing a gun at you you're already behind the curve in terms of time to react. You either take action or wait for your fate.

[Labyrinthos]

You pull a gun on me and I'll shoot you, too. I'm not going to hang around waiting for you to shoot me in order to determine whether it's a bb gun, pellet gun, or 9mm that you're pointing at me.

9mm? According to the 45 ACP -Bots, a 9mm is a harmless pea shooter.