This is a bit of a long term project so feel free to tell me to fuck off, but if any of you think it'd be funny to try, what i wanna do is more or less fix the machine gun's barrel and muzzle, which got fucked over by the compression near the end at the top right; this is the weapon for reference
https://www.halopedia.org/M247_machine_gunDon't mind if you feel like changing the background.