I would love to see your creative interpretations of what this would look like. Anyways, I recently had the idea to combine demonic and angelic elements to make a great base. Since there's no angelic base, I thought divine was the best substitute. This would be a great base for neutral-karma lions, I think.

I'm not sure what it would be called - here are some suggestions:
Volcano
Agate
Evening
Pyroclastic
Apocalypse

Here are some mock-ups, both by Jasparrow: