mississippians
Monastery and monks available in feudal age.
Unique Unit: warrior priest Unit with ability to heal allied and own units. Instead of convert ability it has melee attack. Conversation resistant.
unique technologies
Age of castles: heals allied and own units that are close to the monastery. Imperial age: warrior priest restores his health (HP) when killing enemy unit.
Iroquois
Iroquois Single unit: mantlet: hybrid infantry and siege unit. with attack bonus against buildings and archers. With high anti-piercing armor. Semi-distant melee attack, with a double fire rate (with a short interval between shots). Throwing axes.
Unique Building: long house or big house: building available to Iroquois civilization and its allies, capable of training unique units from all teams that are allied with the Iroquois and vice versa.
Unique technology:
Age of castles: ???
Imperial age: contact with the new world: enables (unlocks) gunpowder units: hand cannonner and bombard cannon (but these should have characteristics of native american peoples like american monks.
Mapuches
mapuche South American civilization. I would give them: Two units found in AoE3: DE Two unique units:
Ironwood clubman: infantry unit carrying a large club, whose special ability would be area damage, with a strong and powerful attack, but slow to execute the next blow.
Bolas warrior: infantry unit similar to the slingshot of the Incas (distance attack), but armed with a bola, which when launched had the ability to “cut” the movement for a few seconds. This unit must have attack bonus against cavalry.
Unique technology:
Age of Castles: Horse Stealing: Enables training mounted unit on horseback after destroying an enemy stable.
Imperial age: toqui, special units gain more HP and more attack strength.