Mansions Of Madness 2nd Edition Insert: - Rules of Play says:
Insert compatible with Mansions of Madness 2nd Edition®, and Beyond the Threshold®, Streets of Arkham®, Sanctum of Twilight®, and Horrific Journeys® expansions. The design provides both efficient storage and improved game play. The trays can be utilised during the game, and they greatly aid set-up and clear-away times.