its a brainstorming.The Cradle of(...) that for most ancient civilizationes, like sumeria, Akkad, and first Civilizations. before Bronze age. now the name is focus in The Bronze and Bronze period.
How convert into mesha Model, even i was press alt+J how eliminates this Excesive "lines" and edges. you are work with Lordgood models but how you clean the models? an d optimizes for the game. (Blender 2.63)
For now Focussed in Bronze Age, After Mesoamerican Mod Pack, Later Ancient civs like (Elam, Akkad, Sumer etc), Kimball and his team are working in Far Asians.