Cheyenne

Cheyenne Tribe
The Cheyenne tribe provide a range of useful upgrades to any city, with food and cavalry upgrades. The Cheyenne are cavalry focused, and the upgrades show this. The Cheyenne are a tribe that would historically have roamed the central plains of the New World hunting Bison.

Upgrades
In the discovery age the following upgrades are available:
 * Cheyenne hunting grounds, costs 150 wood and 150 gold. 12 Bison are shipped to the home city gather point.
 * Cheyenne horse training, costs 250 wood and 250 gold. All cavalry units train faster.
 * Cheyenne fury, costs 350 wood and 350 gold. Cheyenne warriors do more damage against enemy cavalry.

In the fortress age the following upgrades are available:
 * Cheyenne warrior societies, costs 200 wood and 150 gold. Cheyenne warrior attack and health points increased.