Scimmia [1] filed a deletion request for nvidia-450xx-dkms [2]: Uninstallable, the maintainer knows it's uninstallable on Arch, and it's discontinued upstream anyway.
[1] https://aur.archlinux.org/account/Scimmia/ [2] https://aur.archlinux.org/pkgbase/nvidia-450xx-dkms/
