Job: Need modifications addon (Dev Addons)

I need modifications of this addons : https://steamcommunity.com/sharedfiles/filedetails/?id=1970526873

1. Add gaz refill with entities and smoke (Like Attack On Titans manga)
2. Add blade munitions (like a pistol or others)
3. Add animations with this addons https://steamcommunity.com/sharedfiles/filedetails/?id=132976211 (With Skin blade of 3dmg)

Negotiable price.

Thanks !