OMG! Those look amazing. They really do remind me of the aliens (Irdans) in Outpost Gamma’s artwork.
Excellent. I only wish they were 15mm or 18mm tall.
Dan
PS. As to your problem, I would get a second set and start doing some conversions on them. Add collars with tiny skulls or bones. Add armbands, feathers or leather caps, or add a headdress like the Red Crown of Lower Egypt (left):