Keystone Upgrades
Map Projection
Price: 30 gp | Level: 3
Effect: Allows the keystone to project a three-dimensional map of the dungeon as it’s explored. The map can be rotated, zoomed, and marked with notes or annotations, providing a tactical advantage for planning and navigation.
Bonus: Gain a +1 status bonus to Perception checks to notice environmental hazards and traps while using the projected map.
Activation: Interact (concentrate, envision)
Companion Signal Link
Price: 60 gp | Level: 4
Effect: Allows the keystone to link with other keystones in your party, providing a constant awareness of their relative positions (within 1 mile) and sending quick alerts if any linked member is in danger.
Bonus: Gain a +1 status bonus to Medicine checks to provide first aid to linked allies.
Activation: Interact (command)
Extended Communication Range
Price: 50 gp | Level: 4
Effect: Increases the communication range of the keystone from 10 miles to 25 miles. Additionally, the keystone can now store up to three separate 25-word messages, which can be sent at any time.
Bonus: Gain a +1 item bonus to Diplomacy checks when using the keystone to negotiate or communicate remotely with Guild Accord officials.
Activation: Interact (command, envision)
Recall Coordinates
Price: 80 gp | Level: 5
Effect: Once per day, the keystone can record the coordinates of a specific location. You can use this feature to retrace your steps or teleport back to this spot using teleportation magic. The recorded location remains until overwritten.
Bonus: Gain a +1 status bonus to Survival checks for navigating back to recorded locations, even without teleportation.
Activation: Interact (command, envision)
Dimensional Anchor Module
Price: 75 gp | Level: 5
Effect: Once per day, you can activate the keystone to stabilize an area. The effect lasts for 10 minutes and covers a 30-ft radius, preventing teleportation, or dungeon layout changes within the area.
Bonus: While active, gain a +1 status bonus to Perception checks to notice hidden doors or passages affected by spatial distortions.
Activation: Interact (command)
Resonance Tuner
Price: 75 gp | Level: 5
Effect: Allows the keystone to tune into ambient magical frequencies within a dungeon, granting a +2 item bonus to identify traps, magical hazards, or hidden passageways.
Bonus: Gain a +1 status bonus to Arcana checks when detecting or identifying magical traps and hazards.
Activation: Interact (concentrate, envision)
Arcane Beacon
Price: 90 gp | Level: 6
Effect: Enhances the emergency beacon to have a range of 15 miles. Additionally, once activated, it grants a +1 item bonus to allies' Perception checks to locate you. The beacon now lasts for 1 hour or until deactivated.
Bonus: Gain a +1 status bonus to Survival checks to track or locate allies within the range of the beacon.
Activation: Interact (command)
Warding Glyph
Price: 100 gp | Level: 7
Effect: Once per day, you can activate the keystone to place a magical glyph on a door or passage. The glyph emits a soft alarm if it’s triggered, alerting the keystone holder within 100 feet. The glyph lasts for 8 hours.
Bonus: Gain a +1 status bonus to Perception checks to detect traps and hidden dangers within the warded area.
Activation: Interact (command, envision)
Adaptive Resistance
Price: 120 gp | Level: 8
Effect: The keystone grants a +1 status bonus to saving throws against environmental hazards (like traps, magical effects, or dungeon-specific threats) within a dungeon. Once per day, you can choose to reroll a failed saving throw against such hazards.
Bonus: Gain a +1 status bonus to Reflex saves against environmental effects while the keystone is equipped.
Activation: Interact (envision)
Anti-Scrying Shield
Price: 150 gp | Level: 9
Effect: Once per day, the keystone can activate an anti-scrying shield around the holder, making them undetectable by divination magic for 1 hour. The shield also prevents the detection of magical auras within a 20-foot radius.
Bonus: Gain a +1 status bonus to Stealth checks when the anti-scrying shield is active.
Activation: Interact (command, envision)