The Jagged Earth Add-on for Spirit Island has 6 achievements.
Win at least one game with each of the 10 Spirits from Jagged Earth.
Defeat both Adversaries and all 3 Scenarios in Jagged Earth.
Use each of the 124 Powers available in Jagged Earth.
Reach all 108 Elemental Thresholds available in Jagged Earth.
Experience all of the 30 Events in Jagged Earth.
Place Badlands and/or Disease in every land (min. 3 of each).