Aztecs - there´s a way to unlock?

Well.... I guess the title says all!

I really wanna see how a mod (or a expansion) could be!!!!

You can unlock them just like any other faction. You just cant make them playable.

Quote:

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Originally Posted by Sheogorath

You just cant make them playable.

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Not even like the rebels on R:TW - BI.

Here