Move and trade one item with any other tribe. Move and trade one item with any other tribe. Move and trade one item with any other tribe. Tribal members leave on a trading journey, and never come back. Give each other tribe one item.
Tribal members leave on a trading journey, and never come back.
Give each other tribe one item. Tribal members leave on a trading journey, and never come back. Give each other tribe one item. Marriage between two people from two different tribes. Get one item from each other tribe.