Mapuche are an american civilization with both light cavalry, eagle warrior and hand cannoneer. Mapuche fought against the incans and the spanish and are renowed for their cavalry and even their arquebuser seized from the spanish. Also they made raid to stole spanish cattle.
I put two unique unit, a footed and a mounted so you can make scenario in the precolombian era disabling the stable.
Civ bonus:
Eagle warrior can evade ranged attack (like the Shrivamsha Rider)
Herdable animals move 25% faster
Wood cutter also produce food (lore : to represent the harvest of the araucaria nut)
Units more resistant to conversion
Team Bonus: Relics generate wood in addition to gold
Lore : The Mapuches build wood totem called Chemamull and Rehue
UU : bolas thrower
A ranged infantry who slow his target
Available at the castle
UU : mounted bolas thrower
A ranged horsemen who slow his target. Parthian tactic apply to mounted bolas thrower
Available at the stable in the castle age (can be upgraded to elite in the imperial age)
UT : Cattle raid : mapuche military unit generate food when fighting. Also a lama appear at every town center (apply also to town center build after this technology was developed)
Lore : to represent their raid against the spanish when then stole cattle.
Available at the castle age
UT : Guerreros de Arauco
Mounted bolas thrower, bolas thrower, light cavalry and eagle warrior gain +1 attack (+3 vs gunpowder unit)
Available at the imperial age
Tech tree
Monastery : They lack : Atonement, Block Printing, illumination, Sanctity, Theocracy,
Blacksmith : They lack : Plate mail armor, Plate barding armor, Ring archer armor
University : They lack : Masonry, Architecture, fortified wall, Heated shoot, keep, bombard tower, siege engineer, arrowslits, treadmill crane
Barrack : They lack : champion
Stable : All light cavalry line, husbandry, bloodline
Archery range : All except elephant archer and cavalry archer. Parthian tactic apply to mounted bolas thrower
Dock : They lack imperial age technology (except : galleon and fast fire ship and dry dock)
Siege Workshop : They lack : Bombard Cannon, siege elephant, heavy onager, siege ram
Castle : They lack : Hoardings
They lack : wall
Mining camp : They lack Gold Shaft Mining and Stone Shaft Mining