Spirit Island: Jagged Earth Insert [ Pre-order ]

Spirit Island: Jagged Earth Insert: - Rules of Play says:

Insert compatible with Spirit Island® and the Branch and Claw® expansion. The insert is also separately compatible with the Jagged Earth® expansion and promos 1 & 2. If you have a complete collection of the game you will need two inserts, one for the base game box and one for Jagged Earth® box.