These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 0.90 s (backtrack: 0/20).


The following USE changes are necessary to proceed:
 (see "package.use" in the portage(5) man page for more details)
# required by games-util/sc-controller-1.0.5::gentoo
# required by =games-util/sc-controller-1.0.5 (argument)
>=gnome-base/librsvg-2.62.4 introspection
# required by games-util/sc-controller-1.0.5::gentoo
# required by =games-util/sc-controller-1.0.5 (argument)
>=gui-libs/gtk-4.22.5-r1 introspection

!!! The ebuild selected to satisfy "games-util/game-device-udev-rules" has unmet requirements.
- games-util/game-device-udev-rules-20260625::gentoo USE="acl -elogind (-systemd)"

  The following REQUIRED_USE flag constraints are unsatisfied:
    acl? ( any-of ( elogind systemd ) )

(dependency required by "games-util/sc-controller-1.0.5::gentoo[udev,-test]" [ebuild])
(dependency required by "=games-util/sc-controller-1.0.5" [argument])