★★
Lost Lightdust
Lost Lightdust is a 2★ material in Honkai: Star Rail. See how to obtain it and which characters/light cones need it below.
Farm it smart & the pain
Relic EXP material. Only pour it into relics you will keep long-term — leveling the wrong piece wastes resources.
Material Planner →How to obtain
- Salvage Relic