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

Calculating dependencies ... done!
Dependency resolution took 1.05 s (backtrack: 0/20).

[ebuild  N     ] dev-libs/libsass-3.6.6:0/1::gentoo  335 KiB
[ebuild  N     ] dev-util/intltool-0.51.0-r3::gentoo  159 KiB
[ebuild  N     ] dev-lang/sassc-3.6.2::gentoo  27 KiB
[ebuild  N     ] gnome-base/gsettings-desktop-schemas-50.1::gentoo  USE="-introspection" 876 KiB
[ebuild  N     ] x11-themes/gnome-themes-standard-3.28-r1::gentoo  2885 KiB
[ebuild  N     ] x11-themes/zuki-themes-4.0::gentoo  USE="-gnome-shell -gtk2 -xfce" 573 KiB

Total: 6 packages (6 new), Size of downloads: 4852 KiB