NCF – Extended list of Neutral creatures.

super-undead is preparing for release

I understand this is the main upgrade? I remember that before, for the Necropolis faction, you had this concept: green - standard, no upgrade; red - blood elite; and brown - plague, wild undead (alt-upgrade). Or has this concept already become a thing of the past?

Added 5 minutes later
What lore is planned for this creature?