The Spanish Conquistodors were too few to defeat the massive Mezo-America empires, but tribes long oppressed by the Aztecs leaped at the chance for revenge presented by the Spaniards.
Your main source of military units will be the irreplaceable buildings that dot the map.
This is made for multiplayer, but it hasn't been tested, and the free units are unlimited.
This is the first scenario I made by the way, so any feedback would be appreciated.