The Shaman will move in after you finish the Legendary Beast Invasion and you craft the amulet. He will provide the player with advice, telling them to beware, for an event is going to happen, or if a certain NPC is going to settle down.
Names[]
Chi-No
Ienzi
Kenai
Zhie
Advice[]
"Beware, (player name), for (event name) will happen today. I fear for us all."
"Someone (descriptive word) will be settling down today."
"Today shall be a day long remembered for your triumph over (boss name)."
It costs 5 Gold Coins for a single piece of advice.