MarsSeed [1] filed a deletion request for tcl85 [2]: Cleanup of broken legacy pkg after the deletion tk85 (PRQ#50251).
This is also no longer needed; and it FTBFS with current glibc but no one complained. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/tcl85/