The The Riverfolk Expansion Add-on for Root has 8 achievements.
Win 25 games as the Lizard Cult.
Win 25 games as the Riverfolk Company.
Establish a Trade Post in every river clearing.
Crusade 15 times.
Sell 100 services.
Perform 3+ Conspiracies in a single round.
Remove 10+ pieces in a single action with the Scoundrel's Scorched Earth ability.
Assist 10 players in battle as the Arbiter.