AdvanceChanged this version
Adaptable Incan Army
Invaders from strange lands have set foot in our territory, and threaten our very existence. But our armies are adaptive; they adjust to new enemy tactics, learn to wield their very own weapons against them, and fight with an unbreakable resolve inspired by their foes.
IncaFormable CountrypotentialAdvance tree
The game files don’t say where this goes: it has no requires, so the game places it in the 
Reformation tree itself.
Modifiers
Military Tactics+0.1
Definitionin_game/common/advances/country_INC.txt:124
133ai_weight = {
133add = 10
}