The Fortress Beacon is a non-member den item. It was released on April 27, 2017, and it can be won by completing the adventure Storming The Fortress.
The Fortress Beacon consists of a giant green gemstone embedded in a short, round pedestal with four golden squares on each side. The golden squares have smaller green gemstones embedded inside of them. When clicked, the gemstones glow with a bright yellow light and a hologram of the Phantom Fortress appears above them. This item has only one variety.
- This can be found in the bottom right chest on the adventure's reward screen.
- This item was members-only until the update when all adventures were made available for all Jammers.