In 3E terms these are definitely creatures with Divine Ranks, since they're immortal and have complete immunity to all mortal magic.These are tough ones to fit into the existing elemental hierarchy.
Do we set them between the 36 HD monoliths and the 64 HD primal elementals? Do we place them around the 42-45 HD archomentals? Or since they are nearly godlike, do we set them above the primals?
Based on their wacky abilities and insane AC, I'm thinking we might need to go the latter route, probably boosting them to 72 HD or higher.
Yeah, I think that's the best approach.Agreed to that. I'm assuming they will be elementals rather than outsiders, is that right?
Yes, that would fit.Yeah, we can just assume the Colossal size is their "true size", and allow them to use their size change ability to assume smaller sizes.
They get 4 attacks instead of 2 following their "Attacks: 4 fist strikes".
That's only 9 spells from one Elemental Domain though, isn't it. The Immortals version suggests a broader spellcasting ability.
I was thinking something like this: