On Wed, Jun 3, 2015 at 12:31 PM, Dan Mossor <danofsatx@gmail.com> wrote:
That *should* be a setting in /etc/sddm.conf but I don't actually see it in the man page. Hmmm.....

Check here:  https://wiki.archlinux.org/index.php/SDDM

You want to edit /etc/sddm.conf

under [Autologin]
Session=plasma.desktop

If you want to change the theme:
under [Theme]
Current=breeze
CursorTheme=breeze_cursors