Maybe it has to do with OpenMenu() and CloseMenu() function names. iirc, those were the names of the functions you would call to open a .menu file. That's probably what's causing the crash.

Its not bad, but definitely not what old Metallica was

I still think it beats Load and Reload, save for a few tracks.

I would set it up as a projectile weapon, and write the script revolving around that concept.

Progress

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Oh fuck, I forgot I made that HUD. It looks great in-game!

Maybe BO1 Reflex has different UVs

Work in progress:

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That hud looks mighty fine