there were most weapons that are FBX models from Sketchfab such as keyblades, guns, katanas and such. my main focus is to find a FBX model of Soul Edge from the Soul Caliber series. mainly the SCII Soul Edge
Bump Update
so using the d4rkavataroptimizer has some limitations because whenever you use VRCFury it wouldnt let you compress the files, and avatars who have VRCFury is another difficult task to handle. so you either need to compress the avi first before putting VRCFury or remove anything related to it before compressing