Sapa, “the Only One”, will only favor the leader who does the best over the empire’s four eras. The Unique system of balancing active and supply tokens will challenge you each time you play. Designed by Alan D. Ernstein, author of the popular board game version “Inca Empire”. Build Your Civilization- Place City or Colca (storage hut) cards, build roads, stock Storage Huts, create Terraces for additional power in future rounds, make Trade Agreements with other players, use Extra Workforce cards to take special actions, or build Temples.