Mission Type [[Category: missions]] Shock Crystal Harvest is a mission provided by the Fyrestone Bounty Board. Although this is one of the optional missions in the Arid Badlands, players can gain several Achievements by completing this mission. The Lost Cave is where shock crystals are harvested. The shock crystals can be crafted into an Artifact, which is used to modify a character's class ability by applying a shock elemental effect. This mission provides the first opportunity to acquire one of these items.