MarsSeed [1] filed a deletion request for graal-nodejs-jdk16-bin [2]: Proposal to delete this. EOL for JDK16, as per owners's comment made in 2021. Nothing depends on it. There's a newer package for same purpose that works with a currently supported JDK/JRE.
[1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/graal-nodejs-jdk16-bin/
