Quick A/N: sorry for not updating in a while! As of now I have 4 views on the previous chapter, which isn't a lot but it's still something so I'm grateful <3 also I did find some atla zodiac books but most of them are either short and bully my zodiac sign so 💀 

I tried making it so there's one theoretic avatar per element :)

Earth Kingdom avatar:

Capricorn - I'm literally using one article to determine all of these (what can I say I'm not knowledgeable on horroscopes don't kill me for this please) and the article specifically said (and I copy and pasted this): "Accordingly, Capricorns are skilled at navigating both the material and emotional realms." This makes me think of the avatar being the bridge between spirits and the physical world, plus their ability to travel to said spirit world.

Water Tribe avatar:

Ok, I feel like all of them work for this. So you're the avatar congrats (I'm lazy don't judge)

Fire Nation avatar:

Sagittarius - alright also referring to that same article none of ya'll fire signs seem to fit into the whole avatar thingy at all but they said something about spirits so like here you go ig

Air Nomad avatar:

Libra - I may be a bit biased for this (as a Libra myself 💀) but since the main aspect of this sign is "balance" and that's the avatar's entire purpose, but also since libra